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craigslist

Bicycles For Sale By Owner in Boulder, CO

  1. see also

    electric bikes

    kids bikes

    mountain bikes

    road bikes

  2. Diamondback Parkway Hybrid bike 17-inch Medium 21-speed 700x35c
    $150
  3. Bike Project - Janic Custom Steel Frame by Steve Dorris
    $150
    Longmont
  4. Vintage Schwinn Road Bike
    $75
    SW Longmont
  5. TREK Navigator 200 Hybrid / Comfort Bike Like New Cond. Fully Serviced
    $340
    Louisville
  6. Open WIDE Gravel Bike - XL Turquoise
    $4,000
    Boulder
  7. TREK FX 7.4 WSD - Woman's Hybrid / Gravel Bike Like New Fully Serviced
    $380
    Louisville
  8. Raleigh USA M-55 Hardtail Mountain Bike Excellent Condition Just Tuned
    $220
    Louisville
  9. FUJI Newest 3.0 Road Bike Excellent Condition Fully Serviced
    $480
    Louisville
  10. Specialized RockHopper Bicycle 🚲
    $200
    South Boulder
  11. LIV Cypress DX Womens Comfort Bike
    $200
    South Boulder
  12. Motobecane Elite Adventure 29" Gravel Hybrid Bike
    $200
    South Boulder
  13. Gary Fisher Napa Mointain Bike
    $250
    South Boulder
  14. Gary Fisher Mamba Front Suspension Mountain Bike
    $200
    South Boulder
  15. Giant ATX780 Front Suspension Mountain Bike
    $200
    South Boulder
  16. Trek 3900 WSD Mountain Bicycle
    $300
    South Boulder
  17. Specialized RockHopper Mountain Bicycle 🚵‍♂️
    $200
    South Boulder
  18. Gary Fisher Mamba Front Suspension Mountain Bike
    $200
    South Boulder
  19. Specialized Hot Rock Youth Mountain Bicycle
    $125
    South Boulder
  20. Trek Lime Lite Comfort Bicycle
    $120
    South Boulder
  21. Gary Fisher Kaitai Mountain Bike
    $250
    South Boulder
  22. Specialized XC FSR Aluminum Full Suspension Mountain Bike
    $450
    South Boulder
  23. Specialized Pitch 27.5 Mountain Bike
    $380
    South Boulder
  24. Specialized Expedition Sport Mountain Bike
    $250
    South Boulder
  25. Schwinn Ranger Comfort Commuter 21 Speed Bicycle
    $200
    South Boulder
  26. Iron Horse CT55 Mountain Bicycle
    $150
    South Boulder
  27. Gary Fisher Joshua X1 Full Suspension Mountain Bike
    $320
    South Boulder
  28. Giant Boulder Mountain Bike
    $180
    South Boulder
  29. Nishiki Bravo Mtn Bicycle
    $125
    South Boulder
  30. Centurion Dave Scott Ironman Expert Vintage Bicycle
    $400
    South Boulder
  31. Schwinn Mesa GS Aluminum Frame Suspension Mountain Bike bicycles
    $225
    South Boulder
  32. Classic Schwinn s [ 9 five] .3 Aluminum Mountain Bike
    $175
    South Boulder
  33. Schwinn Woodlands Commuter Hybrid Bike
    $150
    South Boulder
  34. Schwinn Super Sport GL Road Bike Aluminum Frame
    $300
    South Boulder
  35. Vintage Trek 710 Road Bike - Excellent Condition
    $400
    South Boulder
  36. Diamondback Octane 24 Suspension Mountain Bike
    $200
    South Boulder
  37. GT Saddleback Mountain Bike - Front Suspension
    $125
    South Boulder
  38. Specialized Hardrock Punk Mountain Bike
    $225
    South Boulder
  39. Kona Cinder Cone Suspension Mountain Bicycle
    $250
    South Boulder
  40. Kona Hoss Aluminum Frame Mountain Bike
    $250
    South Boulder
  41. Giant Rincon Mountain Bicycle
    $200
    South Boulder
  42. GT Outpost Mountain Bicycle - Front Suspension
    $175
    South Boulder
  43. GT Outpost All Terra Vintage Mountain Bike
    $200
    South Boulder
  44. Fuji Eddy Mountain Bicycle
    $200
    South Boulder
  45. GT Aggressor 2.0 Aluminum Frame Mountain Bike
    $200
    South Boulder
  46. Fuji Nevada Mountain Bike
    $200
    South Boulder
  47. Trek 6500 Aluminum Frame Mountain Bike - Orange
    $300
    South Boulder
  48. Trek 6500 Aluminum Frame Mountain Bicycle - Blue
    $300
    South Boulder
  49. Specialized HardRock FS Mountain Bike - Silver
    $225
    South Boulder
  50. Gary Fisher Cake 3 DLX Bicycle Full Suspension Hydraulic Disc Brakes
    $480
    South Boulder
  51. Cannondale F600 Comp Mountain Bicycle
    $250
    South Boulder
  52. Specialized Hardrock Sport Mountain Bike
    $280
    South Boulder
  53. Felt FA SL Superlight Aluminum Road Bicycle
    $700
    South Boulder
  54. Giant Boulder Hybrid Mountain Commuter Bike
    $200
    South Boulder
  55. Specialized Custom Single Speed Townie Bicycle
    $100
    South Boulder
  56. Cannondale F300 Front Suspension Mountain Bike
    $275
    South Boulder
  57. Schwinn Mesa GSX Aluminum Mountain Bike Front Suspension
    $250
    South Boulder
  58. Castellano Fango Softail Aluminum Frame Mountain Bicycle
    $380
    South Boulder
  59. Trek 820 Hardtail Bike, 3x7, 26x2.0, 18in frame
    $190
  60. Raleigh Alysa 1 Hybrid / Gravel Bike Like New Condition Fully Serviced
    $280
    Louisville
  61. TREK 800 ATB-All Terrain Bike Excellent Condition Fully Serviced
    $200
    Louisville
  62. Bridgestone MB-5 Mountain Bike Excellent Condition Fully Serviced
    $300
    Louisville
  63. GIANT MTX 225 Kids Mountain Bike Excellent Condition Ready to Ride
    $240
    Louisville
  64. Delta Cycle Michelangelo Rugged 2-Bike Gravity Rack
    $80
    Boulder
  65. Kona ManoMano
    $200
    Boulder
  66. Schwinn Radiant 7 Speed Front Suspension Hybrid
    $100
  67. Pinarello Paris Onda FP
    $300
    Boulder
  68. Specialized Vita Elite Women’s Hybrid City Gravel L 700x32 3x9
    $250
  69. Moots Smoothie Blend MTB - Size Medium (17")
    $2,500
    Louisville
  70. Hyper Spin Fusion 700C Hybrid / Road Bike Excellent Condition Tuned
    $180
    Louisville
  71. Giant Sedona ST Hybrid / Commuter Bike Great Condition Fully Serviced
    $200
    Louisville
  72. TREK 4300 Hardtail Mountain Bike Excellent Condition Fully Serviced
    $300
    Louisville
  73. GT Outpost Trail Mountain Bike Excellent Condition Fully Serviced
    $240
    Louisville
  74. kids bike -- Specialized Rockhopper
    $95
    Niwot
  75. Bianchi Infinito CV 61cm, Ultegra
    $1,350
    E Boulder
  76. Schwinn converted to single speed. 56cm
    $120
    Lafayette
  77. Italian Steel Bike Chiordia 56cm
    $100
    Boulder
  78. Conti Trainer Tires
    $25
    Lafayette
  79. Cadex/Giant 3 Carbon Mountain Bike
    $350
    Lafayette
  80. Schwinn Single Speed Conversion 56cm CC Seat T
    $140
    Boulder
  81. 2005 Raleigh prestige Carbon fiber race road bike 55cm
    $400
    Boulder
  82. Coop Ebike Gen e1.1
    $750
  83. Trek Farley 8 Fat Tire Bike
    $995
    Broomfield
  84. Kids 20” Yellow Batch Bike
    $125
    Boulder
  85. Schwinn Solutions FS 27 Speed Front Suspension Mountain Bike
    $100
  86. Fuji Absolute 4.0 21 Speed Hybrid
    $100
  87. Large Specialized Turbo Levo SL E-MTB
    $3,650
    Boulder
  88. Men's & Women's 7-Speed Cruisers - Sixthreezero
    $400
    Lafayette
  89. Giant Sedona SE Hardtail Mountain Bike 17.5in Small 26x1.95 3x7
    $195
  90. Vintage Trek 2300 Bro Carbon Road Bike with Shimano Tri Color 600!
    $598
    Now $499!!! Aurora Alameda @ I225
  91. Vintage Trek 2300 Bro Carbon Road Bike with Shimano Tri Color 600!
    $598
    Part out, Frame Set $299!!!
  92. Refurbished 12R “Paw Patrol” 18” wheel Honey Joy Adorable
    $99
    For either bike Aurora I225 @ E 2nd Ave
  93. DiamondBack Wildwood Hybrid/Commuter Bike Great Condition Just Tuned
    $200
    Louisville
  94. KHS Montana Custom Hybrid/Comfort Bike Excellent Cond. Just Tuned
    $240
    Louisville
  95. Raleigh Talus Mountain Bike Like New Condition Ready to Ride
    $240
    Louisville
  96. SCHWINN Sierra GS Woman's Hybrid / Comfort Bike Excellent Cond. Tuned
    $220
    Louisville
  97. Vintage Soma 10 Speed Bike
    $200
    Erie
  98. Mongoose Montana 21 Speed Front Suspension Mountain Bike
    $125
  99. Mongoose Sahara 21 Speed Front Suspension Mountain Bike
    $100
  100. Schwinn Vintage Bicycle - 18” frame
    $100
    Longmont
  101. Trek Women's XS 49cm Road Bike
    $375
    Boulder
  102. New Burley Piccolo Child Bike Tagalong Trailercycle
    $290
    Boulder
  103. RARE! 1983 Diamond Back Mean Streak MTB Vintage 80s Old School!
    $300
    Metro Denver
  104. Rans Cruz recumbent bicycle, medium
    $800
    Longmont
  105. RoadMaster Mt. Fury Mountain Bike Great Condition Just Tuned
    $70
    Louisville
  106. Schwinn Frontier Hybrid / Comfort Bike Great Condition Fully Serviced
    $180
    Louisville
  107. TREK Navigator 400 Step Through Hybrid / Comfort Bike Like New Tuned
    $340
    Louisville
  108. GIANT Simple Seven Woman's Cruiser Bike Like New Condition Just Tuned
    $200
    Louisville
  109. TREK 1000C Road Bike Excellent Condition Fully Serviced
    $480
    Louisville
  110. Miyata Hybrid Bicycle - Professionally Tuned Up
    $250
    Boulder
  111. Women's Trek (Turquoise) Step Through Comfortable Hybrid
    $250
    Boulder
  112. Trek 3200 - Excellent Condition
    $250
    Boulder
  113. Trek 820 Hybrid Commuter Bike - Professionally Tuned Up
    $225
    Boulder
  114. Trek 4500 Women's Hardtail Mountain Bike - Professionally Tuned Up
    $250
    Boulder
  115. Schwinn Moab 24 Speed Mountain Bike
    $250
    Boulder
  116. Women's Specialized Hybrid - Professionally Tuned Up
    $250
    Boulder
  117. Kids' Extra Small Specialized Mountain Bikes-26" Wheels- Pro Tuned Up
    $250
    Boulder
  118. Small / Medium Specialized Mountain Bikes x 4 - Tuned Up
    $250
    Boulder
  119. Kids' Extra Small Trek Mountain Bikes - 26" Wheels - Pro Tuned Up
    $250
    Boulder
  120. Schwinn recumbant exercise bicycle 230i
    $239
    NoCo
  121. Vintage White Women's Peugeot 12 Speed Bicycle
    $25
    Longmont
  122. Greg Lemond Nevada City Road Bike
    $380
    Longmont
  123. Schwinn Continental 1976
    $300
    Boulder
  124. mountain/cruiser bike
    $140
    Boulder
  125. 2023 Trek Supercaliber M/L
    $3,200
    Boulder
  126. Kink Bmx Bike Age 2-5
    $125
  127. Bottechia Reparto Corse Mille 1000 Carbon OBO
    $650
    Erie
  128. Ribble Gravel Al Sram Xplr OBO
    $1,900
    Erie
  129. 2021 Yeti SB 130 T2, XL frame, great condition!
    $3,750
    Boulder
  130. TREK 7.2 FX Hybrid / Gravel Bike Excellent Condition Fully Serviced
    $380
    Louisville
  131. Panasonic Villager DX Hybrid / Comfort Bike Excellent Condition Tuned
    $200
    Louisville
  132. Schwinn Mesa Hybrid / Comfort Bike Great Condition Fully Serviced
    $200
    Louisville
  133. Univega Via Carisma Hybrid / Comfort Bike Excellent Condition Tuned
    $240
    Louisville
  134. Road Bike
    $75
    Marshall Rd
  135. Schwinn Mountain Bike
    $75
    Marshall Rd
  136. 2021 Surly Karate Monkey, Size XS, Suspension fork
    $1,300
    Boulder or Arvada
  137. Dynacraft Aftershock 18 Speed Dual Suspension Mountain Bike
    $100
  138. Cannondale supersix evo/se
    $3,800
    Longmont
  139. TREK 720 MultiTrack Hybrid / Comfort Bike Excellent Condition Tuned
    $280
    Louisville
  140. Raleigh Technium ATB-All Terrain Bike Excellent Cond. Fully Serviced
    $320
    Louisville
  141. GIANT MTX 225 Kids Mountain Bike Good Condition Fully Serviced
    $160
    Louisville
  142. TREK Navigator 2.0 Hybrid/Comfort Bike Excellent Condition Just Tuned
    $300
    Louisville
  143. E-Bike Ultimate Townie Ride Tern GSD S00LX Electric Cargo Bike LOADED!
    $5,000
    Buena Vista
  144. Surly Pugsley 27.5 fat bike and extras
    $1,200
    North Boulder
  145. Surly Ghost Grappler, Flat Bar
    $1,200
    Whittier
  146. Specialized Hotrock Hardtail Mountain Bike- Professionally Tuned Up
    $250
    Boulder
  147. Trek 820 Hardtail Bike 13in XS 3x7 26x2.0 Blk Suntour Fork
    $190
  148. Kids Scott Orange Mountain Bike - 24" Wheels - Mint Condition
    $225
    Boulder
  149. Kids Specialized Hotrock (Blue) Mountain Bike - 24" Wheels
    $225
    Boulder
  150. Kids / Boys Specialized Hotrock (Green) Mountain Bike - 24" Wheels
    $225
    Boulder
  151. Trek Soho Commuter Bike (51cm)
    $200
    Palo Park
  152. Pedigo Electric Bike
    $1,200
  153. Trek Antelope Bike
    $50
    Boulder
  154. Trek Women's Neko 1 Mountain Bike
    $250
    Boulder
  155. Ibis Mojo HD3 X01 M Enduro Mountain Bike - XLNT CONDITION
    $5,500
    Longmont
  156. Elliptigo in Mint condition
    $1,200
    Boulder
  157. Specialized 2020 Turbo Como 5.0 Electric Bike eBike - Large
    $1,600
    Superior
  158. Specialized Eliminator Grid Trail 2Bliss Ready T9 New Bike Tube
    $60
    Superior
  159. Bicycle rack mounts on hatchback with straps can hold two bikes
    $50
    Erie
  160. Heavy duty bicycle rack
    $75
    Erie
  161. BH Cyclocross/Gravel, RX model, Carbon, Medium size
    $750
    Boulder
  162. 36 inch wheel O'Leary custom bike 22 inch frame
    $3,500
  163. Quintana Roo TT Triathlon Race Bike - 55 cm
    $500
    SW Longmont
  164. Custom Cruiser Green 3-Speed Internal Hub, Wicker Basket, Small
    $245
  165. Rockrider ST 100 trail / mountain bike
    $140
    Boulder
  166. Yamee Fat Bear 750S ebike Excellent condition
    $880
    Boulder
  167. Australian "Malvern Star Sprint 1.0" - 700c Road wheels/tires
    $100
    Longmont
  168. Gazelle ladies e-bike
    $1,000
    Boulder
  169. TREK Navigator 200 Hybrid/Comfort Bike Excellent Condition Just Tuned
    $280
    Louisville
  170. FUJI Absolute 4.0 Hybrid/Gravel Bike Like New Condition Just Tuned
    $280
    Louisville
  171. GT Bullet Kids Mountain Bike Excellent Condition Fully Serviced
    $160
    Louisville
  172. GIANT Boulder SE Hardtail Mountain Bike Excellent Condition Just Tuned
    $260
    Louisville
  173. Vintage litespeed Ultimate Titanium Road Bike, Campagnolo Record
    $1,250
    Boulder
  174. Sedona DX Giant bike
    $120
    Boulder
  175. Excellent Jamis Ventura 105 road bike 54cm with fiberglass wheels
    $825
    Broomfield
  176. Lemond Revmaster Spin Bike
    $125
  177. Mid-century Taiwanese Bicycle
    $500
    Boulder
  178. Duzer Cruiser
    $350
    Boulder
  179. 26’ kids mountain bike
    $55
    Lafayette
  180. GT 2.0 Avalanche 24 sp medium 26 mtn bike new
    $425
    Arvada
  181. K2 21 sp Mtn Bike full suspension dual disc brake F/R
    $320
    Arvada
  182. Giant - Escape City
    $290
    Louisville
  183. HARO V-Series V1 Hardtail Mountain Bike Excellent Condition Just Tuned
    $280
    Louisville
  184. Schwinn OR2 Hybrid/Comfort Bike Like New Condition Fully Serviced
    $200
    Louisville
  185. GIANT Cypress Hybrid / Comfort Bike Excellent Condition Fully Serviced
    $340
    Louisville
  186. Specialized Epic Comp Carbon
    $1,800
  187. Moots 33
    $6,000
    Lafayette
  188. 2021 Yeti SB 115 XL
    $2,650
    Lyons
  189. Like-New Victoria Electrorad E-bike from Germany - Only 288 Mi
    $600
  190. Bluvall K10 Ebike Boxed from Manufacturer
    $1,599
    Longmont
  191. Thule 1.25" Hitch Mount Bike Rack Carrier
    $30
    Louisville
  192. 1962 Schwinn American Crusier Bike
    $90
    Longmont
  193. Schwinn “Sid” automatic 3 speed cruiser
    $250
    Louisville
  194. Specialized Turbo Levo SL 2 Comp Carbon Large-Brand New!!!
    $5,300
    Louisville
  195. Schwinn Paramount - 1989 Waterford Bike - 58
    $1,500
  196. Litespeed Toccoa titanium mountain bike
    $895
    Boulder
  197. Allied Able
    $4,500
  198. TREK Superfly 240 Disc Hardtail Mountain Bike Excellent Cond. Tuned
    $460
    Louisville
  199. JEEP Hardtail Mountain Bike Excellent Condition Ready to Ride
    $200
    Louisville
  200. Diamondback Vital 2 Woman's Hybrid / Comfort Bike Like New Just Tuned
    $280
    Louisville
  201. Orbea WILD FS H20 E-Bike Dual Suspension Mountain Bike 2022 LG Silver
    $3,650
    Berthoud
  202. Pedego Element Platinum E-Bike Electric Bicycle
    $750
    Boulder
  203. Thule Ridealong Child Bike Seat/Carrier
    $120
  204. Raleigh Venture 3.0 Hybrid / Comfort Bike Like New Condition Tuned
    $280
    Louisville
  205. TREK 3500 Hardtail Mountain Bike Excellent Condition Fully Serviced
    $280
    Louisville
  206. TREK MT 220, MT220 Kids Hardtail Mountain Bike Excellent Cond. Tuned
    $260
    Louisville
  207. Novara Moxie 24 Kids Hardtail Mountain Bike Excellent Condition Tuned
    $240
    Louisville
  208. Vintage Trek 2300 Bro Carbon Road Bike with Shimano Tri Color 600!
    $598
    Now $499!!! NEWPart out!, Frameset $279!!!
  209. Vintage Trek 2300 Bro Carbon Road Bike with Shimano Tri Color 600!
    $598
    Fork, Bottom bracket b $279
  210. Specialized Tarmac SL4 Ultegra Di2
    $1,100
  211. Priorty Start 20" belt-driven kids bike
    $295
    Louisville
  212. Medium Scott Speedster S20 Triple
    $299
    Boulder
  213. Medium 2023 Trek Slash 9.8 AXS carbon 29er ($4k on bluebook)
    $3,250
    Boulder
  214. Extra Large Spot Mayhem 130 5 star AXS build carbon 29er
    $2,300
    Boulder
  215. Large Specialized S-Works Stumpjumper 29 XX1 (excellent shape)
    $1,999
    Boulder
  216. Corsa R-Fourteen Road Bike Excellent Condition Fully Serviced
    $280
    Louisville
  217. Giant Revel W1 Disc Woman’s Hardtail Mountain Bike Excellent Tuned
    $380
    Louisville
  218. FUJI Monterey Hybrid / Comfort Bike Like New Condition Fully Serviced
    $380
    Louisville
  219. Black Ops BMX Handle Bar, Brand-New!
    $30
    Boulder
  220. L.E.D Spoke Lights x 2, Brand New, Awesome patterns!
    $20
    Boulder, CO
  221. Specialized Hot Rock 24"
    $200
    Erie
  222. 1982 Schwinn Pixie
    $195
    Erie
  223. TREK Navigator 200 Hybrid / Comfort Bike Great Condition Just Tuned
    $260
    Louisville
  224. Women's Nishiki Simple 7 Speed Commuter With Rack - Tuned Up
    $200
    Boulder
  225. Extra Small Trek 8000 Mountain Bike - 26" Wheels- Pro Tuned Up
    $250
    Boulder
  226. Quality Refurbished Bicycles at Boulder Affordable Bicycles
    $200
    Boulder
  227. Trek 3500 Mountain Bike
    $250
    North Boulder
  228. Near new Roscoe 8
    $1,500
    Longmont
  229. Gary Fisher Joshua X1
    $250
    Superior
  230. 2021 Factor O2 VAM Road Bike 49 cm
    $3,000
    Superior
  231. Specialized Rockhopper Sport (XS) 2022 – Barely used
    $550
    Superior
  232. Specialized Rockhopper Sport 29 (Small) – Satin Forest Green / Oasis
    $575
    Superior
  233. Schwinn Traverse 21-speed bike in good condition
    $85
    Niwot, CO
  234. NCM Moscow Plus 48V E-bike
    $950
    Boulder
  235. Ferla Inspire Cargo Bike
    $450
    Boulder Hawthorne
  236. Nishiki Pueblo 24" Mountain Bike
    $80
    Louisville
  237. Women's Schwinn Sidewinder Steel Frame Cruiser Bike
    $120
    Boulder
  238. Roadmaster 18 Speed Mountain Bike
    $60
  239. Pedego Adventure MOTO / 230 miles / 7 Battery Cycles
    $3,600
    NOBO
  240. Specialized Jett 20" bike
    $225
    Boulder
  241. 2024 Revel Ranger V2 XO build
    $4,500
  242. Specialized Enduro Expert S3 Medium SRAM XO Fox Cushcore
    $3,600
  243. Fuji Finest 2.0 Road Bike Size "S"
    $325
    Erie
  244. SURLY MIDNIGHT SPECIAL LARGE
    $1,600
    Boulder
  245. Scott kids bike
    $75
    Boulder
  246. REEB- SS Dikyelous
    $2,000
  247. Cruiser
    $100
    Longmont
  248. GT Outpost Trail Bike
    $80
    Longmont
  249. 2011 Trek Madone 4.7 58cm
    $975
    Boulder
  250. Mountain Bike needs new home
    $100
  251. New Never riden 24" Specialized Hard Rock
    $119
    Longmont
  252. Specialized
    $129
    Longmont
  253. Specialized
    $129
    Longmont
  254. 20" Aluminum frame belt drive kids bike
    $200
    North Boulder
  255. Specialized Allez Comp with pump - 58cm
    $800
    Longmont, CO
  256. Trek Silque 2016 women's road bike
    $1,000
    Longmont
  257. Sz 48 Fuji Brevet CARBON bicycle w tubeless tires, disc brakes
    $700
    Table mesa
  258. Sz 48 Fuji Brevet CARBON bicycle w tubeless tires, disc brakes
    $700
    Table mesa
  259. Diamondback Lustre 1 21 Speed Front Suspension Mountain Bike
    $100
  260. Kona Lanai Mountain Bike - Size XS - Like New Condition
    $480
  261. Trek 3500
    $150
    erie
  262. Salsa Horsethief SX Eagle 29er - Medium
    $1,600
    Lafayette
  263. Quintana Roo Ti-phoon triathlon bike
    $700
    Broomfield
  264. Raleigh “Cadent” Road Bike size XS
    $300
  265. Klein “Quantum II Road Bike 56cm
    $500
  266. Vintage Diamondback Traverse -- step through (17.5")
    $300
    Boulder
  267. Kids' Extra Small Specialized Mountain Bikes - 26" Wheels-Tuned Up
    $250
    Boulder
  268. 2012 Cannondale tandem bike
    $1,500
    Louisville
  269. 20” Giant XTC Jr Bike
    $180
    Boulder
  270. Specialized Status 140 Mountain Bike - Size S3/Medium
    $2,000
    Broomfield
  271. USED - 2007 TREK PILOT 2.1 WSD
    $600
    Longmont
  272. Specialized Stumpjumper
    $400
    Longmont
  273. 2018 Cervélo P3 Triathlon Bike – Ultegra, Power Meter, Mavic Wheels –
    $3,000
    Erie CO
  274. Trek Emonda SL6 Pro disc carbon
    $1,000
    Aspen/Boulder
  275. NEW Trek Checkpoint gravel bike SRAM Rival AXS electronic
    $2,500
    Boulder Aspen
  276. Shimano Dura-Ace C24 wheelset
    $450
    Boulder
  277. Mason Exposure 56cm GRX 12 speed
    $4,000
    Pinecliffe
  278. 2016 Santa Cruz Tallboy C XL
    $1,400
    boulder
  279. Transition Patrol Alloy - Large - GX Drivetrain, New Wheels
    $1,899
  280. 2018 YT Jeffsy 27 AL Comp - Excellently Maintained + Upgrades!
    $1,100
    Lafayette
  281. Elite Direto Bike Trainer
    $300
    Lafayette
  282. 1993 GT All Terra Outpost Chromoly Steel Triple Triangle Mountain Bike
    $350
    Boulder
  283. Lot of Vintage Bike Parts
    $75
    Boulder
  284. Hand Made Upcycled woven Bicycle Tube Tote bags
    $100
    Boulder
  285. Yeti SB140 turq mountain bike, Sangria colorway, XL
    $5,000
    Boulder
  286. Trek Discovery Channel Road Bike - Small Mint Condition
    $399
    North Boulder
  287. Ride(shot gun)along bike seat.
    $45
  288. Canyon Ultimate CF SL Disc 8.0 Ultegra Di2 - (Boulder)
    $2,500
    Boulder
  289. 2023 S-Works Specialized Aethos
    $6,750
    Erie
  290. 2025 Pinarello Dogma
    $6,500
  291. Mosh Bagley 4 Star
    $150
    Niwot
  292. Dyno 1990’s 16” bmx
    $80
    Niwot
  293. Haro Shredder 16”
    $75
    Niwot
  294. Trek 2120 Men's Road Bike 56cm
    $100
    Boulder
  295. Trek 2120 Women's Road Bike 50cm
    $100
    Boulder
  296. Schwinn worldsport 1980
    $100
  297. Two Trek Verve2 bikes
    $500
    Estes Park
  298. 2003 Felt S32 - GOOD Condition
    $400
    Louisville
  299. Riding'times Fat Tire Ebike
    $600
    Longmont
  300. TREK 1000 SL Road Bike Excellent Condition Fully Serviced
    $480
    Louisville
  301. Specialized Hard Rock 24" Bike
    $99
    Longmont
  302. NEW Cannondale Trail -7 M bike w/Rack
    $325
    Longmont
  303. Raleigh Cruiser Bike
    $200
    Palo Park
  304. Trek DS2+ e-bike size M
    $1,400
  305. Electra Townie Bicycle
    $125
    Old Town Erie
  306. TREK Navigator 200 Hybrid/Comfort Bike Excellent Condition Just Tuned
    $300
    Louisville
  307. 3T Exploro Ultra Rival, 54cm
    $2,750
    Boulder
  308. Woom Off Air 5 24" Mountain Bike - Excel. Cond., 2 yrs old, Orig Owner
    $1,050
    Near Louisville
  309. Rodeo Labs Traildonkey 3.1 - 56cm/13 speed
    $3,200
    Boulder
  310. LeMond Victoire titanium
    $950
    Sobo
  311. 24" Diamondback
    $75
    Lafayette
  312. Motobecane 10-speed mixie
    $35
    S Boulder
  313. Raleigh 3-speed
    $140
    S. Boulder
  314. Cervelo R3 Mud 58cm
    $2,500
    S Boulder
  315. Carbon Road Bike Ultegra w/ disc brakes
    $1,250
    S Boulder
  316. 2021 Medium Giant Stance 29 2
    $1,200
    Boulder
  317. Colnago Carbon Fiber Road Bike
    $800
    Louisville, Co
  318. Specialized Amira Comp Women Specific Carbon Road Bike 48cm (small)
    $500
    Lyons, CO
  319. Super 73 E-Bike
    $1,500
    Boulder
  320. Great shape- Nishiki Pueblo bike
    $25
    boulder
  321. Pinarello kids road 24
    $300
    Boulder
  322. Pello Reyes 24" bicycle
    $400
    Boulder
  323. Schwinn Moab 2 Extra Small tuned ready to ride
    $125
    Boulder
  324. Circa '76 Mizutani Super Seraph
    $650
    Longmont
  325. Marin San Quentin
    $990
    Longmont
  326. Surly Long Haul Trucker
    $1,000
    Twin Lakes
  327. Gravel, Road, Bike Packing or Commuter Bike - 58cm
    $2,000
    Lafayette
  328. K2 Cheyenne Hardtail Mountain Bike Excellent Condition Fully Serviced
    $280
    Louisville
  329. 54cm Trek Domane SL6
    $2,500
  330. Brand New TREK Mountain Bike - $700 OBO
    $700
    Boulder
  331. HAOQI Squirrel Electric Bike (UL Certified)
    $500
    South Boulder
  332. 2025 Specialized Stumpjumper 15 Pro, S3
    $4,500
    Gunbarrel
  333. Giant Quick-E+ E-bike commuter
    $999
    Boulder
  334. 2024 Orbea Wild E-Bike - Custom Buid
    $6,000
    Mead
  335. Cycle Genius CGX recumbent bicycle
    $150
  336. RADIO FLYER TRICYCLE
    $40
    Boulder
  337. GT LOLA 24 Disc Kids/Girls Hardtail Mountain Bike Like New Cond. Tuned
    $380
    Louisville
  338. Huffy BMX BMX bicycle
    $19
    Louisville
  339. Fezzari (Ari)Delano Peak Pro (Large) High end spec
    $3,762
    Boulder
  340. 1991 Specialized Rockhopper
    $0
  341. Pashley (English) Bicycle - Womens' 26" with 3-speed hub
    $99
    Lafayette
  342. Cruiser Bike 26
    $150
    Louisville
  343. trex bike and jeep bike
    $80
    niwot
  344. BMX Fitbike 18” wheel
    $225
    Boulder
  345. Sz 48 Fuji Brevet CARBON bicycle w tubeless tires, disc brakes
    $1,200
    Table mesa
  346. Vintage Italian Olmo Competition 54cm Bicycle - Campagnolo - Columbus
    $1,200
    Longmont
  347. Bikes
    $50
    Longmont
  348. Stryde Kids Rollerblades Roller Skates - Pristine Condition
    $15
    Superior
  349. Carbon Fiber Titus Oseo Road Bike
    $800
    Gunbarrel
  350. Schwinn Pathway Women's Multi-Use Bike
    $150