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Bicycle Parts For Sale in Boulder, CO

  1. see also
  2. SIDI Winter Road Cycling Shoes - 44
    $90
    South Boulder
  3. Yeti SB4.5 TURQ & RockShox Pike
    $900
    South Boulder
  4. Bontrager GR Elite Isozone Gravel Handlebars 31.8mm 42cm New
    $40
    Boulder
  5. HighPOWER Li-Ion Battery Charger Model HP8204L2 Input 115/230VAC 60/50
    $60
    Boulder
  6. CrankBrothers Highline 7 Dropper Post, 100mm, 31.6 Dropper Seatpost
    $40
    Boulder
  7. 29" alluminum front rim
    $20
    Boulder
  8. LOOK KEO Road Cleats Bicycle Pedal Red
    $10
    Boulder
  9. Bike Parts
    $1
    Boulder
  10. Box for bicycle shipping
    $0
    Erie
  11. CushCore XC 29" (new pair)
    $70
    South Boulder
  12. Continental Cyclocross Speed Tires (Pair)
    $45
    South Boulder
  13. Ergon SME30 Saddle - NEW
    $40
    South Boulder
  14. Bike Project: Steel Bike Frame with parts
    $20
    Longmont
  15. NEW! Cycling Shoes with BOA
    $60
    Longmont
  16. $200 Rudy Project Airstorm Cycling Helmet
    $75
    SW Longmont
  17. NEW! BOA Cycling Shoes
    $60
    Longmont
  18. Bike parts for sale (easton, whiskey, specialized, sram)
    $1
  19. Feedback Omnium trainer
    $325
  20. BIKE PANNIER
    $50
    Boulder
  21. Carbon fiber race rim 29"
    $40
    Boulder
  22. Ritchey WCS Trail Saddle
    $30
    Boulder
  23. Ultegra FC-R8000 36 tooth chainring
    $5
    Longmont
  24. Yakima 2-Bike Hitch Rack for 2” Hitch Receiver
    $160
    Louisville
  25. Bike Holder for Water Bottle - Schwinn brand
    $5
    louisville
  26. Park Tool SG-6 saw guide
    $30
    Boulder
  27. Revelate pogies
    $40
    North Boulder
  28. Answer turquoise seatpost clamp, 31.8mm
    $10
    North Boulder
  29. 2020 marzocchi bomber 58 fork for dh/freeride/surron/Ebike
    $550
  30. 2020 marzocchi bomber 58 fork for dh/freeride/surron/Ebike
    $550
  31. NEW- Ralpha explore gravel bike handlebar bag
    $40
    Louisville
  32. SteadyRack Fat Bike Hanging Racks - 1 or 2 For Sale
    $55
    Boulder
  33. Medium Front Basket For Rad Power Bikes
    $25
    Boulder
  34. Air tire pump
    $15
    Boulder
  35. Vintage USA Concord Bicycle Replacement Tube, Unused - 26 x 1.5
    $3
    Longmont
  36. Vintage 1992 Giant Bike Expandable Accessory Bag
    $9
    Longmont
  37. (2) NEW Mt Bike Tires - 26" x 1.90"
    $40
    Longmont
  38. Shimano SPD-SL pedals
    $50
    Boulder
  39. Water Bottle Carrier - Profile Design RML
    $30
    Boulder
  40. GORE Bike Wear Gore-Tex Shoe Covers
    $50
    Longmont
  41. ITM Aluminum Road Bike Drop Bar Handlebar
    $40
    Boulder
  42. Bike Rack
    $50
    Longmont
  43. 29” Raceface ar 35 12x157thru axle. XD driver novatec hub 6 bolt
    $125
  44. REI Junction pannier 22L
    $35
    boulder
  45. Ortlieb Back Roller Classic
    $40
    Boulder
  46. All City Super Professional steel fork
    $70
    Boulder
  47. Ride Concepts Wildcat Mid flat pedal shoes size 12
    $40
    Boulder
  48. DEAN Torreys titanium gravel frame 61 cm
    $1,000
    Boulder
  49. Racermate CompuTrainer Pro - Bike Trainer System
    $150
    Longmont
  50. Bike Shoes - Men's/Women's
    $40
    Longmont
  51. Women's Giro Reva Mountain bike shoes - EU 39 - LIKE NEW
    $50
    Longmont
  52. Yakima King Joe 3 Car Bicycle Rack - Like New
    $85
    Frederick
  53. KUAT Sherpa 2.0 Hitch Rack
    $450
    Boulder
  54. Gravel/Cyclocross Wheels incl tires and rotors
    $100
    Boulder
  55. Hitch Mount Bicycle Carrier
    $40
    North Boulder Area
  56. 3 wheels (26" Shimano XT, 700c Araya), 3 tires (26" studded, 27" pair)
    $5
  57. bike parts: hand pumps, cassette, stem, seatposts, crankset, pedals
    $20
  58. Blackburn bike work stand
    $20
  59. Nashbar Angliru Road Bike Pedals (Black)
    $20
    Boulder
  60. MTB Wheels Alexrims Racers Edge Adventurer + Bontrager
    $100
    South Boulder
  61. Cateye HL-EL600RC Single Shot Headlight
    $10
    South Boulder
  62. Specialized Globe Pannier Adapters - Front
    $50
    South Boulder
  63. Thule 822 Bed Rider Truck Bike Mount Aluminium
    $60
    South Boulder
  64. Yakima Track Rail Bicycle Tray Carrier for Rooftop Racks 🚴
    $50
    South Boulder
  65. Thule 2-Bike Hitch Rack for 2” or 1 ¼” Hitch Receiver
    $220
    Louisville
  66. Industry Nine 29" Enduro 300 wheelset
    $500
    Boulder
  67. Industry Nine Torch XD (SRAM) freehub body
    $20
    Boulder
  68. Crank Brother Candy 7 Clipless Pedals
    $40
  69. SRAM Rival AXS 30-43T Crankset
    $80
  70. Specialized S Works Carbon 175mm 52/36 11-speed BB30 crankset
    $250
  71. Absolute Black 38t round chainring. 104 bcd
    $40
  72. Biking Clothes - Men's S,M,L
    $0
    Longmont
  73. NEW! Mountain Bike Shoes, SPD - EU 40
    $30
    Longmont
  74. Hunter ceiling fan
    $80
  75. Selle Italia X-LR Kit Carbonio Superflow, Saddle, 268 x 140mm, 138g, B
    $120
    Boulder
  76. Yakima Bike Rack
    $90
    Longmont
  77. Yakima 2-Bike Hitch Rack for 2” Hitch Receiver
    $220
    Louisville
  78. Rockymounts fork mount for Maverick Forks
    $20
    Boulder
  79. Rockymounts fork mount for Maverick Forks
    $20
    Boulder
  80. Bike Helmets - men's, women's - 5 available
    $0
    Longmont
  81. NEW with tag! Pearl Izumi Elite Women's Drop Tail Cycling Bibs - SMALL
    $80
    Longmont
  82. Yakima 2-Bike Hitch Rack for 1-1/4” Hitch Receiver Like New Condition
    $220
    Louisville
  83. Surly Knard Tires
    $20
    Broomfield
  84. Stem Mountain Bike/Race Face Turbine
    $60
  85. Schwinn Approved Generator Light & Odometer
    $40
  86. Vintage Look Sunlit Headlamp
    $20
  87. Continental Trainer tires Pair + Tube
    $40
  88. Schwinn Original grips 2 Pair
    $40
  89. Suspension Seat Post
    $25
  90. Shimano 6700 crank set 172.5
    $60
  91. Reynolds Carbon Road Fork 11/8
    $60
    Lafayette
  92. Easton/Raceface ARC 30 Rims
    $60
    Erie
  93. Yakima Freeloader
    $80
    Erie
  94. Thule Wheel On wheel carrier
    $35
    Erie
  95. Silca Pista pump
    $35
    Erie
  96. Bontrager Carbon Cycling Shoes with eSoles - sz 45
    $75
    Longmont
  97. NEW Mountain Bike Shoes - size EUR 41
    $40
    Longmont
  98. Bicycle Rack
    $100
    Lafayette
  99. WTB Silverado Saddle - Titanium
    $70
  100. Kuat transfer lock kit
    $50
    Longmont
  101. Bern Bicycle Helmet
    $25
    Louisville, CO
  102. Specialized Romin Evo Comp w/ Mimic Saddle 143mm
    $100
    Superior
  103. FSA RD-400 Wheelset
    $50
    Boulder
  104. Shimano 10 speed freewheel.New.
    $20
    Firestone
  105. DT Swiss 29er wheelset
    $300
    Boulder
  106. Niner SIR9 frameset
    $400
    Boulder
  107. 31.8mm Chris King seatpost collar
    $35
    Boulder
  108. Enve G23 700c carbon wheelset
    $800
    Boulder
  109. Truvativ X9 GXP crank w/Stages, 170mm
    $120
    Boulder
  110. Bike seatposts. Variety
    $10
    Longmont
  111. Shimano SPD SL bundle
    $30
    Longmont
  112. Handlebars road Variety
    $20
    Longmont
  113. Stems
    $10
    Longmont
  114. New Niner bicycle saddle with CN/Ti rails
    $15
    Boulder
  115. New Forte/FSA Pro Carbon Fiber Drop Handlebars-44cm-31.8
    $50
    Louisville
  116. New Set Hutchinson Fusion 5 All Season Tubeless Road Tires-700x28
    $50
    Louisville
  117. New Set Hutchinson Sector 28 Tubeless Road Tires-700x28
    $50
    Louisville
  118. New Shimano Ultegra ST-6800-11 Speed Brake Hood Covers
    $15
    Louisville, CO
  119. New Fizik Pave' Saddle-Titanium Rails
    $40
    Louisville, CO
  120. Pika Packworks Travel Bike Case / Box / Bag with Wheels
    $225
    Boulder
  121. Simonetti Aero Aluminum Bike Frame
    $150
    Longmont
  122. Women's Mt Bike Shorts - NEW with Tags
    $40
    Longmont
  123. Louis Garneau Ergo Air Carbon Cycling Shoes - size EU 42
    $60
    Longmont
  124. Travel Trac Fluid+ Bicycle Trainer with Remote & Front Wheel Stand
    $120
    Louisville
  125. 2023 Rock Shox Super Deluxe Ultimate RC2T trunnion mount
    $400
    rollinsville
  126. Sram Level SLV Brake set
    $200
    rollinsville
  127. 2024 Vivid Air Ultimate 250x75
    $550
    rollinsville
  128. Vintage ARAYA 27” x 1¼” Front Wheel, Shimano 36H Hub.
    $25
    Erie
  129. Bike Rack
    $25
    Longmont
  130. saddle bags basket
    $40
    Longmont
  131. (2) NEW IN BOX! Yakima LockJaw Rooftop Bike Trays
    $150
    Longmont
  132. New! 26" Street Tires
    $30
    Longmont
  133. Pearl Izumi Cycling Shoes - sz 45.5
    $30
    Longmont
  134. Shimano Dura Ace tri shifters and bars
    $100
    Longmont
  135. E-Bike Loading RAMP + License Plate Relocation Bracket
    $75
    Longmont
  136. 45NRTH Xerxes studded tires - 700c x 30
    $20
    Lafayette
  137. Oddity Razorbar, titanium
    $200
    Boulder
  138. SARIS Bones Trunk Bike Rack
    $50
    Longmont
  139. NEW Pearl Izumi X-Alp Seek Blue Women's Size 40 (W 9) Cycling Shoes
    $55
    Boulder
  140. Ortlieb Waterproof Bike Panniers Back-Roller Design Chain
    $150
    Boulder
  141. Bike rack
    $50
    Hudson
  142. Fizik Vento Argo 00 saddle 140mm
    $90
    Boulder
  143. Alugear 44t oval 107bcd 1-by chainring
    $20
    Boulder
  144. E-Bike Electric Motor Adapter Kit
    $395
    Lafayette
  145. Saris Bones 2 Bike Rack
    $50
    Longmont
  146. Sidi Dragon 3 Carbon MTB Size 44
    $50
    Louisville
  147. Shimano Tsukinist Commuter Backpack Cycling 20L
    $65
    Boulder
  148. Shimano Dura-Ace C24 Carbon Clincher wheelset
    $450
    Boulder
  149. Bike Pegs
    $8
    Mead
  150. SR Suntour XCR34 29" Fork
    $50
    Lafayette
  151. Fabric Line-S Ti rail saddle
    $40
    Boulder
  152. Moots 100mm titanium stem
    $200
    North Boulder
  153. Rotor Kapic crankset/rings/BB - NEW
    $250
    North Boulder
  154. Curve Remlaw bikepacking bar
    $40
    North Boulder
  155. Cervelo HB13 Handlebar 400mm
    $195
    Boulder
  156. Cervelo SP24 Offset Carbon Seatpost
    $100
  157. Handlebars and Crankset
    $5
  158. Trek steel frame...
    $300
  159. Shimano Dynalast Shoe
    $250
    Erie
  160. Kenda K-Rad 20” tire
    $20
    Niwot
  161. Selle Italia Diva saddle
    $40
    Niwot
  162. Carbon 650b wheelset: LB rims + i9 hubs + Sapim spokes
    $650
    Boulder
  163. 650b x 48mm Panaracer Gravelking SS tires
    $50
    Boulder
  164. SID Ultimate 120mm travel 44 rake
    $740
    boulder
  165. FOX 36 performance 29 160 mm travel 44 offset
    $499
    boulder
  166. FOX Transfer SL NEW
    $175
    boulder
  167. Bell Bike Helmet
    $15
  168. New Fox Union BOA MTB Shoes--Olive Green Men's 10.5
    $105
    Boulder
  169. Shimano ME5 Men's MTB Shoes Size 10.5
    $55
    Boulder
  170. Troy Lee Designs Skyline Air MTB Men's Size XL Jerseys
    $15
    Boulder
  171. NEW Mountain Bike shoes Size 9.5 US / 43
    $50
    Boulder
  172. Sidi Men’s Road Shoes Size 46
    $50
    Erie
  173. Pearl Izumi Men’s Elite V3 Road Shoes 46.5
    $25
    Erie
  174. Yakama SuperJoe3 Trunk Bike Rack
    $75
    Hygiene
  175. womans Specialized Road bike shoes, new
    $45
    south boulder
  176. Campagnolo Chorus 10 speed group set
    $500
    Boulder
  177. Controlker for luna cycle, Hot Rod version A.
    $90
    Boulder
  178. ENVE SES 3.4 AR Disc Wheels NIB
    $1,800
    S Boulder
  179. Road /Gravel Pair of Wheels New Disc Brake
    $195
    S Boulder
  180. 3T Stem 120mm
    $24
    S Boulder
  181. 700x25 Tubeless Tires Mavic
    $25
    S Boulder
  182. Gravel Shoes size 10.5
    $60
    S Boulder
  183. 3T Carbon Handlebar, Stem, Seatpost w Olympic Graphics
    $395
    S Boulder
  184. NOS Campagnolo C Record Rear Hub 32h
    $120
    S Boulder
  185. Selle Italia Flite Saddle - Giro d'Italia Special Edition- NIB
    $95
    S Boulder
  186. Campagnolo Tool Set
    $4,750
    S Boulder
  187. Mapei Socks- Defeet
    $20
    S Boulder
  188. Abus 4750X Frame Cafe Lock
    $30
    Louisville
  189. Zipp stem
    $30
    Erie
  190. Burley D'Lite
    $399
    Lafayette
  191. Quadratec 4 bike Rack
    $128
    Boulder
  192. Car Bike Rack
    $35
  193. THULE & SARIS BIKE RACKS FOR SALE
    $1
    Erie
  194. Orionride Mens Gravel Bicycle Shirt
    $15
    Longmont
  195. Shimano XT Cranks
    $100
    Boulder
  196. 700x35 Studded Bike Tires
    $25
    Boulder
  197. Stumpjumper Evo Alloy Frame S3
    $800
  198. Shimano Bike Cycling Shoes Mens 47 EU 2 bolt
    $40
    Boulder
  199. QR Beam Rack MTX seat post rack
    $30
    Boulder
  200. Küat NA22G 2.0 Two Bike Add-On
    $275
    Boulder
  201. RockyMount Roof Bike Rack
    $0
    Boulder
  202. Shimano cassette, brake rotor, chainring, pads SRAM brake rotor, pads
    $0
    Boulder
  203. Cycling wheels Fixey DT Swiss Shimano XT single speed Suntour
    $1
    Longmont
  204. BOB Trailer - Excellent Condition
    $200
    Boulder
  205. Fulcrum 5 racing wheel set
    $150
    Lafayette
  206. Dura Ace 10 spd rim brake groupset
    $400
    Lafayette
  207. Mtn bike wheel set
    $20
    SE Boulder
  208. 2024 Ibis Ripley V4S Frame, Size XL, Drywall, With Fox Factory F
    $1,350
    Berthoud
  209. WTB CZR i30 29" Wheelset Mountain Bike Boost XD Freehub
    $675
    Berthoud
  210. Mavic Cosmic SL 32 Wheelset 12mm x 100mm 12mm x 142mm Centerlock Shima
    $750
    Berthoud
  211. Shimano Ultegra FC-R8100 165mm Left Crankarm
    $40
    Gunbarrel/Niwot
  212. Yakima Fullback 3-bike trunk rack
    $50
    Gunbarrel/Niwot
  213. Great commuter
    $425
  214. Crankbrothers Eggbeater Pedals
    $20
    Longmont
  215. Handlebar hand warmers
    $20
    NE Boulder
  216. HED 3C Carbon Tri-Spoke Rear Wheel – Tubular – with Valve Adapter Tool
    $200
    Lafayette
  217. Nimble Fly Carbon Tubular Wheelset – Lightweight Aero – Made in USA –
    $300
    Lafayette
  218. Yakima SKS Lock Core (Cores only)
    $50
    Loveland/Longmont
  219. Lectric bike spare battery
    $100
    Boulder, CO
  220. BIKING SHOES 8W & 11.5M Shim $20/ TRAINER $20/ TAG ALONG $40/ xoearth
    $20
    Boulder
  221. HELMET FLAGS & reflective stickers 35/ BIKE TRAINER MagLit 20/ xoearth
    $35
    Boulder Central
  222. Carbon Wheelset FSA K-Force Light AGX - 27.5 (650b)
    $385
    Boulder
  223. Shimano Di2 Remote Climbing Shifter
    $40
    Boulder - Longmont - Denver
  224. Shimano Ultegra Rear Derailleur 11 Speed
    $35
    Boulder
  225. Deda Zero100 Team Stem
    $55
    Boulder
  226. LOOK A-Stem
    $85
    Boulder - Longmont - Denver
  227. Miscellaneous bike parts
    $1
  228. Bash guard ISCG05
    $75
    Holiday park
  229. Locking bike rack for car hitch (1.25 or 2 inch) with MTB tension bar
    $65
    Longmont
  230. Shimano Saint PD-MX80 Pedals
    $50
    Broomfield