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Bicycles for sale in Boulder, CO

  1. Nishiki Mountainbike (for person 5'1" to 5'10" tall)
    $100
    Boulder
  2. Trek Alpha 4500 Mountain bike 18" frame
    $140
    Boulder
  3. Gary Fisher Dual Suspension Mountain
    $280
  4. Diamondback Sorrento SE
    $80
  5. Trek Antelope 830
    $75
    South Boulder
  6. Mongoose IBOC Zero-GSX 21 Speed Front Suspension Mountain Bike
    $125
  7. Cr-Mo Balance brand bike. Free delivery.
    $121
    Greeley
  8. Giant Boulder 21 Speed Front Suspension Mountain Bike
    $150
  9. Set (2) Vintage 1991 Scott Limited 18"/21'5 Mid/Taller Adults! RAD!!
    $230
    Metro Denver
  10. Vintage 1992 Trek 930 Singletrack
    $200
    Longmont
  11. 80s Vintage Bridgestone MB-3 Commuter~ 19" for 5'5-5'8 Tall ~TUNED UP!
    $60
    Metro Denver
  12. 15" BMC Four Stroke 3 MTB for 5'0-5'4 Tall TUNED ~ WORKS PERFECT!
    $400
    Metro Denver
  13. KHS Alite 150 Disc Hardtail Mountain Bike Excellent Condition Tuned
    $340
    Louisville
  14. Aventon Aventure 2 Fat Tire E-bike
    $1,800
    Broomfield
  15. GT Timberline FS 21 Speed Front Suspension Mountain Bike
    $150
  16. Custom Cruiser Green 3-Speed Internal hub 18 inch
    $325
  17. Trek 4300 / Kids Mountain Bike 26"
    $250
    Boulder
  18. Specialized Hotrock Hardtail Mountain Bike
    $250
    Boulder
  19. Trek Mountain Track City Commuter Bike
    $200
    Boulder
  20. Trek 820 Hybrid Commuter Bike
    $225
    Boulder
  21. Trek 4500 Women's Hardtail Mountain Bike
    $275
    Boulder
  22. Specialized Comp Kids Mountain Bike - 26" Wheels
    $250
    Boulder
  23. Small / Medium Specialized Mountain Bikes x 4 - Tuned Up
    $250
    Boulder
  24. Schwinn Mesa GS Aluminum Frame Mountain Bike
    $250
    South Boulder
  25. Cannondale F300 Front Suspension Mountain Bike
    $300
    South Boulder
  26. Specialized Hardrock FS Mountain Bike
    $275
    South Boulder
  27. Specialized Custom Single Speed Townie Bicycle
    $150
    South Boulder
  28. Giant SE Boulder Mountain Bike
    $125
    South Boulder
  29. Trek 6500 Aluminum Frame Mountain Bike
    $300
    South Boulder
  30. Trek 6500 Aluminum Frame Mountain Bicycle
    $300
    South Boulder
  31. Schwinn Moab Mountain Bike with Rock Shox Front Suspension
    $200
    South Boulder
  32. Giant Rincon Mountain Bicycle
    $250
    South Boulder
  33. Huffy Nel Lusso Classic Cruiser Bicycle
    $125
    South Boulder
  34. GT Timberline Front Suspension Mountain Bike
    $100
    South Boulder
  35. GT Outpost All Terra Vintage Mountain Bike
    $200
    South Boulder
  36. Trek Bicycle - Navigator 300
    $125
    Boulder
  37. Trek Wasabi
    $200
    Longmont
  38. Electra cruiser
    $125
    Longmont
  39. Diamondback Lux Sport Womens Hardtail Mountain bike 17in. 26x1.95 3x8
    $225
    Louisville
  40. Vintage Diamond Back MTB Mountain Bike Black Yellow Ready2Ride! 17.5"
    $80
    Gunbarrel
  41. K2 Rosario 12 Speed Comfort Bike
    $150
  42. GT Saddleback 21 Speed Front Suspension Mountain Bike
    $150
  43. New Condition Specialized Globe-Needs Nothing-Gorgeous
    $300
    Boulder or, Denver Union Station
  44. Boulder Bicycles Dual Susp Tandem
    $900
    Aurora
  45. Vintage Cruiser 1960s Roadmaster Canti Frame 19" for 5'5 and up! RARE
    $150
    Metro Denver
  46. Superb condition 1960's British Hercules 3 Speed townie
    $110
    Longmont
  47. Specialized Rockhopper Mtn Bike
    $200
    Nederland
  48. Cool Old School Trek 7000 Aluminum Bike
    $275
    Longmont
  49. Vivi Electric Bike
    $450
    Boulder
  50. Flashy Blue, Like New Radio Flyer M880 e-bike
    $1,600
    North Boulder
  51. Specialized Myka Sport Disc 17" Womans
    $300
    boulder
  52. Trek Navigator 400 24 Speed Front Suspension Hybrid
    $150
  53. DiamondBack Lustre 2 Woman's Hybrid / Comfort Bike Like New Just Tuned
    $280
    Louisville
  54. DiamondBack Mountain bike 20" frame
    $100
    Boulder
  55. Trek 4300 Mountain Bike
    $275
    Boulder
  56. Schwinn Moab 24 Speed Mountain Bike
    $250
    Boulder
  57. Trek 8000 / Kids Mountain Bike 26"
    $250
    Boulder
  58. Trek 3900 / Kids Mountain Bike 26"
    $225
    Boulder
  59. Trek 4300 Hardtail Mountain Bike Fork Suspension
    $275
    Boulder
  60. Vintage Cannondale Killer V900
    $300
    Longmont
  61. 2023 Electra Townie EQ7D Original Like New
    $425
    Louisville
  62. Vintage Torelli Steel Road Bike
    $500
    Boulder
  63. TREK Navigator 300 Hybrid / Comfort Bike Excellent Condition Tuned
    $300
    Louisville
  64. Early 1960s mid century Schwinn Fleet bicycle
    $425
    Longmont
  65. Trek Evo EX5 Mountain Bike
    $399
    Boulder
  66. 17 inch medium nishiki women's bike
    $150
    Erie
  67. Breezer Villager Hybrid / Comfort Bike Excellent Cond. Fully Serviced
    $380
    Louisville
  68. Mountain bikes
    $50
  69. Sterling Discovery Sport Hybrid
    $75
    SW Longmont
  70. TREK 3500 Alpha Aluminum MTB Mountain Bike Matte Black Ready2Ride! 18"
    $260
    Gunbarrel
  71. Specialized Camber Grom 24”-26”
    $900
    Niwot
  72. Caloi MTB Medium ready to ride
    $160
    Boulder
  73. Jamis Commuter Bike
    $445
    Longmont
  74. Trek 4300 women's bike
    $75
    Boulder
  75. Trek 850 Mountain Track (21" / Large)
    $400
    Boulder
  76. Pinarello Rokh
    $1,900
    Gunbarrel
  77. Vintage Schwinn Cruiser
    $200
    S. Boulder
  78. Specialized StumpJumper Vintage Circa 2001 Made in U.S.A. Upgrades Orig Owner
    $285
    Boulder
  79. Mtn bike Giant avalanche and Specialized Hard Rock
    $40
    boulder colorado USA
  80. Rans V-Rex Recumbent, Medium
    $395
    Longmont
  81. 90's Stumpjumper Team
    $350
    Boulder
  82. Vintage 1990s Gary Fisher Marlin size Medium
    $250
    Erie
  83. Kent Glendale 7 speed
    $130
    Longmont
  84. Kona Cinder Cone Suspension Mountain Bicycle
    $300
    South Boulder
  85. 26" Hyper Bike
    $30
  86. Vintage GIANT Rincom Red MTB Mountain Bike Ready2Ride! 21.5"
    $180
    Gunbarrel
  87. Giant XTC1 - Like new vintage mountain bike
    $700
  88. Haro Thread One Dirt jumper
    $899
    Boulder
  89. Mukluk Salsa Fat Tire bike / 21” XtraLarge Frame 2012
    $520
    Boulder
  90. Cannondale M400 CAD2 Mountain Bike USA Blue Retro
    $500
    Boulder
  91. 1992 Giant Rincon 16.5 Women’s Mountain Bike & Owner's Manual
    $195
    Longmont
  92. Surly moonlander - LG
    $850
    Downtown Boulder
  93. Vanhawks Valour
    $400
    Erie
  94. Trek Navigator 3.0
    $290
    Boulder
  95. Trek Wahoo Kid's 26"
    $300
    Erie
  96. Specialized Myka Dual Suspension mountain bike, 26” Wheels, white blue
    $399
    Nederland or Rollinsville
  97. Schwinn Moab 2 Extra Small tuned ready to ride
    $180
    Boulder
  98. Santa Cruz Superlight 1 - Large
    $500
    Boulder
  99. 2012 Trek Remedy 8 with Upgrades
    $800
    North Boulder
  100. Sun Baja Cruiser Fat Tire Bicycle
    $295
    Niwot
  101. Vintage 1991 Specalized Rock Hopper
    $50
    Nederland
  102. Trek Navigator 200 hybrid comfort bike
    $120
    Louisville
  103. Pink Electra cruiser
    $200
    Lafayette
  104. FUJI Monterey Hybrid / Comfort Bike Like New Condition Fully Serviced
    $380
    Louisville
  105. vintage 26" pro class rims with new SE skinwall blue tires
    $160
    Loveland
  106. Mongoose KOS Cruiser Pro Class rims.
    $300
    Loveland
  107. Gary Fisher HiFi Pro
    $500
    Boulder
  108. Specialized Stumpjumper small
    $225
    Boulder
  109. Ironhorse Warrior Pro Disc Full Susp Downhill Bike Like New Just Tuned
    $480
    Louisville
  110. Trek 1420 Roadbike
    $125
    Estes Park
  111. REI Novara Buzz Hyrid Bike - Small
    $80
    Boulder
  112. GIANT Simple Seven Woman's Cruiser Bike Like New Just Tuned
    $240
    Louisville
  113. Retro vintage cruiser bike
    $100
    Aurora 7
  114. Mens Beach Cruiser Bike
    $160
  115. Ladies Electra Cruiser Bike
    $200
  116. Schwinn Cruiser Deluxe 7
    $175
    Nederland
  117. Women's 26" Mongoose Excursion 21speed
    $100
  118. Mountain Bike, helmet, lock, and portable inflator
    $50
    Boulder
  119. Specialized rock hopper XC FSR
    $180
    Boulder
  120. REDUED! - 2013 Kona Stinky Primo- Lightly Used
    $800
    Boulder, co
  121. REDUCED - Like New Carbon Fiber Cannondale Jekyl
    $1,200
    Boulder, co
  122. Vintage Nishiki Backroads
    $170
  123. TREK Navigator 200 Hybrid / Comfort Bike Excellent Cond. Just Tuned
    $280
    Louisville
  124. X Small Specialized Carbon Ruby Elite road bike
    $290
    north Boulder
  125. 26" Electra Hawaii bike
    $174
    Broomfield
  126. Specialized Hardrock Mountain Bike
    $275
    South Boulder
  127. 26" Electra Hawaii Bike
    $80
    Boulder
  128. Gary Fisher Tassajara GS Mountain Bike
    $350
    South Boulder
  129. Trek Alpha 4300 Aluminum Mountain Bike
    $200
    South Boulder
  130. Custom Dirt Jumper Bike
    $250
  131. 26 inch Electra Bike
    $150
    Erie, Colorado
  132. Schwinn Cruiser
    $240
    Nederland
  133. Old School Raleigh Technium Peak
    $175
    Erie
  134. Torelli Corsa Strada 50 cm road bike
    $350
    Boulder
  135. 94/95 16" Kona Hot
    $350
    Longmont
  136. Gary Fisher Tassajara GS Mountain Bike
    $350
    South Boulder
  137. Santana Fusion Tandem perfect for gravel
    $1,500
    Boulder
  138. Black Iron Horse Quantum 11. Limited free delivery.
    $213
    Greeley
  139. Trek 850 Steel Mt Bike 13.5 inches
    $140
    Lafayette
  140. K2 Cheyenne Sport Hardtail Mountain Bike Excellent Condition Tuned
    $300
    Louisville
  141. Specialized P3 2018
    $400
    Boulder
  142. Cargo Bike - 2016 Yuba Mundo Classic
    $550
    Boulder
  143. GT Outpost Trail Mountain Bike Excellent Condition Just Tuned
    $240
    Louisville
  144. Bikes For Sale
    $1
    Lafayette
  145. Schwinn Woodlands Commuter Hybrid Bike
    $180
    South Boulder
  146. Schwinn 26” Tricycle
    $375
    Berthoud
  147. Whirlwind Genesis 26" Bike
    $50
  148. Custom Fat eBike
    $1,500
    Louisville
  149. Gary Fisher Joshua X1 Full Suspension Mountain Bike
    $500
    South Boulder
  150. Trek 7000 Aluminum Mountain Bike
    $200
    South Boulder
  151. yeti 575
    $500
    Best offer
  152. Schwinn Suburban Cruisers -Pair
    $200
    Boulder
  153. Raleigh Talus Mountain Bike Like New Condition Fully Serviced
    $260
    Louisville
  154. Fuji Thrill Mt. Bike 17"
    $70
    Boulder, Co
  155. Specialized Demo 9 DH Mountain Bike
    $550
    longmont
  156. 56cm LEMOND Carbon/Titanium road bike
    $500
    Boulder
  157. TREK 930 SHX SingleTrack Hardtail Mountain Bike Like New Just Tuned
    $300
    Louisville
  158. Mens Avalon Next Bike
    $65
    Lafayette
  159. Classic Schwinn S-30 Full Suspension Mtn Bike
    $125
    Longmont
  160. Trek Mountain Track 800 Mountain Bike
    $200
    South Boulder
  161. GT Aggressor 2.0 Aluminum Frame Mountain Bike
    $250
    South Boulder
  162. Bianchi Limited vintage Italian road racing bicycle
    $350
  163. Specialized Hardrock
    $250
    Longmont
  164. Jamis Durango Sport
    $150
    Longmont
  165. Vintage Giant Rincon. Limited free delivery.
    $89
    Greeley
  166. Giant Sedona.
    $105
    Greeley
  167. Specialized Rockhopper w/ Xtracycle Freeradical
    $500
    Longmont
  168. SCHWINN Ranger Woman's Hardtail Mountain Bike Like New Condition
    $200
    Louisville
  169. Specialized Roubaix Road Bike
    $475
    Niwot
  170. Radrover electric bike
    $1,050
    Boulder
  171. JEEP Hardtail Mountain Bike Excellent Condition
    $200
    Louisville
  172. RadRover 5, All-terrain E-Bike
    $949
    Superior, CO
  173. Ionic E3 Bird
    $850
    Nobo
  174. Diamond Back Sorrento / Steel USA
    $225
    Lafayette
  175. Surly Long Haul Trucker 52cm
    $650
    Niwot
  176. Trek Skye SL Extra Small Mountain Bike
    $225
    Louisville
  177. 12-Speed 26” Men’s Mountain Bike
    $80
    north boulder
  178. 2012 specialized demo 8 (price reduced)
    $700
    Boulder
  179. GIANT Boulder SE Hardtail Mountain Bike Excellent Condition
    $280
    Louisville
  180. Specialized Stumpjumper
    $400
    Boulder
  181. Trek Commuter Bike
    $50
    boulder
  182. Pedego Interceptor Platinum Edition E bike
    $3,995
    Boulder
  183. Specialized Hard rock Sport. Limited free delivery.
    $159
    Greeley
  184. Vintage 1973 Schwinn Girls Varsity
    $200
    LONGMONT
  185. Cannondale Competition Series 3.0 SM900 Aluminum Frame Mountain Bike
    $500
    South Boulder
  186. XS - Specialized Rockhopper
    $260
    Boulder
  187. BIANCHI BRAVA
    $380
    South Boulder
  188. Schwinn Fastback Road Bike - Small
    $600
    Boulder
  189. Specialized Ground Control FSR Full Suspension Mountain Bike
    $400
    South Boulder
  190. Vintage Yeti full suspension mountain bike
    $200
  191. SCHWINN MESA GS Hardtail Mountain Bike Excellent Condition just tuned
    $280
    Louisville
  192. 520 Touring Series XS frame with front and back panniers
    $350
    Boulder
  193. Ready to Ride Vintage 1976 Trek Bike
    $20
    Lafayette
  194. Fuji Eddy Mountain Bicycle
    $200
    South Boulder
  195. Schwinn Mesa LE Mountain Bike
    $200
    South Boulder
  196. Diamondback DBR Apex Suspension Mountain Bike
    $400
    South Boulder
  197. Trek 6000 mountain bike small
    $100
    Boulder
  198. Raleigh M-400 Hardtail Mountain Bike Excellent Condition
    $300
    Louisville
  199. Vintage Mountain Bike
    $75
    Longmont
  200. Giant Cadex Carbon MTB 19 Inch 1990
    $300
    Lafayette
  201. 1983 Specialized Stumpjumper
    $750
    Boulder
  202. Womens Trek Pilot carbon road bike
    $450
    Boulder
  203. 70s cruiser bike
    $65
    Longmont
  204. Girls Trek MTB bike
    $85
    Boulder
  205. Girls Trek mountain bike
    $85
    Boulder
  206. Kid's Bike - Trek 8 Series
    $80
    Lafayette
  207. Fuji Nevada Mountain Bike
    $200
    South Boulder
  208. Specialized Mountain Bike
    $240
    Boulder
  209. Giant Revel XS Bike
    $250
    Louisville
  210. Specialized Stumpjumper FSR
    $600
    Boulder
  211. TREK Navigator 400 Woman's Hybrid / Comfort Bike Like New Condition
    $340
    Louisville
  212. unknow
    $120
  213. TREK 4-Series (4300) Hardtail Mountain Bike Excellent Condition
    $300
    Louisville
  214. Vintage XC Racer - Turner Flux 26” Full Suspension Mountain Bike
    $1,100
    BOULDER
  215. State Bicycle Fixed Gear Bike
    $225
    Longmont
  216. Full Suspension Rocky Mountain Slayer 30 Mountain Bike
    $450
    Louisville
  217. 14" XS Giant Boulder SE mountain bike
    $75
    Boulder
  218. Trek 7000 Hardtail Mountain Bike
    $275
    Longmont
  219. Schwinn Frontier Mountain Bike
    $125
    South Boulder
  220. Specialized Hardrock Comp FS
    $300
    Boulder
  221. 2015 S Works Enduro 650b small bike for sale
    $1,650
    Boulder, CO
  222. KHS MTB 17.5 Inch
    $220
    Lafayette
  223. Raleigh M80 Mountain Bike 17 inch frame medium
    $175
    Lafayette
  224. Specialized Hardrock 15.5 inch/Shimano throughout
    $180
    Lafayette
  225. ebike BIG CAT Long Beach Cruiser
    $1,000
    Longmont