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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. cruiser bike
    $100
    Boulder
  3. 2005 Raleigh prestige Carbon fiber race road bike 55cm
    $100
    Boulder
  4. Mongoose Montana 21 Speed Front Suspension Mountain Bike
    $100
  5. Novara Arriba 21 Speed Front Suspension Mountain Bike
    $125
  6. Giant Cypress SX 27 Speed Hybrid
    $125
  7. Trek Mountain Track bike 20" frame
    $120
    Boulder
  8. Road Bike Japanese Hybrid 52cm for 5'4-5'8 TUNED UP~ NEW SEAT + GRIPS!
    $125
    Metro Denver
  9. Heybike Explore E-Bike
    $1,550
    Lafayette, CO
  10. 2017 Specialized Camber 650b Women’s Mountain Bike (S)
    $450
    Golden
  11. 26 In, Bike Vector, Haro, 18-speeds 17.5" Frame, Excellent Condition
    $45
    Boulder
  12. Bike, Roadmaster frame 19. Wheel 26" good riding conditions
    $60
    Boulder
  13. Schwinn Crisscross bike
    $100
    Boulder
  14. 55 cm Bianchi via Nirone 7 C2C. Ultegra. Aluminum/carbon
    $575
    Boulder
  15. 57cm (L) Vintage Trek Carbon U.S. Postal Service (USPS) team mt. bike
    $850
    Boulder, CO
  16. Trek 6700 Bike, 27 Speed, 18-inch frame
    $175
    Superior
  17. BH Crystal Woman's carbon road bike - Small
    $500
    e boulder
  18. Schwinn Moab 24 Speed Front Suspension Mountain Bike
    $125
  19. Ladies Road Bike Hybrid SCOTT Size MED for 5'5-5'9 Tall ~ALL TUNED UP!
    $120
    Metro Denver
  20. Great Deal - Raleigh Venture 3 Comfort Bike
    $150
    Boulder
  21. 80s ROAD BIKE Panasonic 55cm for 5’7-5’11 Tall ~ TUNED UP NEW TIRES!
    $120
    Metro Denver
  22. Electra (TREK) Sparker SPI Stretch Cruiser 19" for 5'2-6'0+ TUNED UP
    $160
    Metro Denver
  23. 80's ROAD BIKE Peugeot 12 SPD 50cm for 5'2-5'6 Tall ~ NEW TIRES ETC!
    $120
    Metro Denver
  24. 80s Trek ROAD BIKE 400 Series 52cm for 5'3-5'7 Tall ~ BLUE YELLOW!
    $125
    Metro Denver
  25. Road SMALL KIDS Felt Jr F24 Road Bike Carbon Fork Shimano ~ TUNED UP!
    $100
    Metro Denver
  26. Zwift ride frame ($800) and Zwift adjustable crank arms ($100)
    $900
    Lyons
  27. Xtracycle Edgerunner Cargo Bike, Kids Carrier, Grocery Hauler Bike
    $950
    Boulder
  28. Giant Avail XS Hybrid / Road Bike
    $495
    Boulder
  29. Specialized Stumpjumper FSR Full-Suspension Mtn Bike 1994 19 in
    $190
  30. Vintage Trek 2300 Bro Carbon Road Bike with Shimano Tri Color 600!
    $598
    Now $499!!! NEWPart out!, Frameset $279!!!
  31. Vintage Trek 2300 Bro Carbon Road Bike with Shimano Tri Color 600!
    $598
    Part out, Frame Set $299!!!
  32. Vintage Trek 2300 Bro Carbon Road Bike with Shimano Tri Color 600!
    $598
    Now $529 Refurb !!! NEWPart out!, Frameset $279!!!
  33. Vintage Trek 2300 Bro Carbon Road Bike with Shimano Tri Color 600!
    $598
    New: Part out Frame fork BB stem H-bar
  34. Vintage Trek 2300 Bro Carbon Road Bike with Shimano Tri Color 600!
    $598
    Part out, Frame Set $299!!!
  35. Vintage Trek 2300 Bro Carbon Road Bike with Shimano Tri Color 600!
    $598
    Part out, Frame Set $299!!!
  36. Vintage Trek 2300 Bro Carbon Road Bike with Shimano Tri Color 600!
    $598
    Fork, Bottom bracket b $279
  37. Vintage Trek 2300 Bro Carbon Road Bike with Shimano Tri Color 600!
    $598
    Part out: Frame, Fork bottom Bracket Stem Handlebars $299!!!
  38. Vintage Trek 2300 Bro Carbon Road Bike with Shimano Tri Color 600!
    $598
    Fork, Bottom bracket b $279
  39. Vintage Trek 2300 Bro Carbon Road Bike with Shimano Tri Color 600!
    $598
    Fork, Bottom bracket b $279
  40. Vintage Trek 2300 Bro Carbon Road Bike with Shimano Tri Color 600!
    $598
    New: Part Out $299!! Frame , Fork, Aurora Alameda @ I225
  41. Vintage Trek 2300 Bro Carbon Road Bike with Shimano Tri Color 600!
    $598
    Part out Frame Fork BB Stem Han $299
  42. Vintage Trek 2300 Bro Carbon Road Bike with Shimano Tri Color 600!
    $598
    Frame,Fork, Stem Han $299!!
  43. Vintage Trek 2300 Bro Carbon Road Bike with Shimano Tri Color 600!
    $598
    Part out, Frame Set $299!!!
  44. Vintage Trek 2300 Bro Carbon Road Bike with Shimano Tri Color 600!
    $598
    New! Part out Frame , Fork BB Stem Handlebars $269!!!!
  45. Vintage Trek 2300 Bro Carbon Road Bike with Shimano Tri Color 600!
    $598
    New Part out Frame and Fork $259!!! Aurora Alameda @ I225
  46. Vintage Trek 2300 Bro Carbon Road Bike with Shimano Tri Color 600!
    $598
    Part out, Frame, fork BB stem bars
  47. Gravel Bike - BMC URS 01 FOUR
    $3,100
    Boulder
  48. Giant Carbon Hybrid
    $180
  49. Specialized Stump Jumper 17 inch USA made
    $260
  50. Kona Lava Dome Steel Hard Tail 16 inch
    $180
    Boulder
  51. Specialized Rockhopper comp 15 1/2 frame
    $220
    Boulder
  52. Kona ultralight Steel 16 1/2 inch frame
    $180
  53. Giant Carbon Hybrid 19inch
    $180
  54. Specialized Rockhopper Comp
    $220
  55. Stump Jumper Specialized 17 inch Aluminum
    $230
  56. Specialized Hard Rock 151/2 inch Duel Susp
    $240
  57. Kona mountain bike 16 inch vintage steel
    $180
  58. 21-speed Giant Cypress ladies cruiser with rack
    $75
    North Boulder
  59. Specialized Stumpjumper Expert mountain/Trail bike
    $360
    Boulder
  60. Specialized Crux cyclocross bike
    $1,700
  61. Juiced RipRacer ebike Excellent condition
    $980
    Boulder
  62. E-Bike iZip e3 Loma Step Thru
    $725
    Longmont
  63. Mountain Bike
    $150
    Broomfield
  64. 2003 SPECIALIZED Stumpjumper FSR Disc Mountain Bike
    $800
    Broomfield
  65. Trek 7.1FX Hybrid Ladies Bicycle
    $40
    Boulder
  66. fat tire ebike (rad rover plus 6)
    $1,100
    erie
  67. Takara Professional Vintage Road Bike 12-speed 2x6 54cm 27x1-1/4 1980s
    $200
  68. Pacific Quasar 21 Speed Mountain Bike
    $100
  69. LeMond Buenos Aires vintage steel road, 55cm
    $450
    Erie
  70. Santa Cruz Stigmata
    $2,200
  71. Large Trek Rail 7 E-MTB
    $2,950
    Boulder
  72. Black Ops BMX Handle Bar, Brand-New!
    $20
    Boulder
  73. Schwinn Sierra 21 Speed Front Suspension Hybrid
    $100
  74. Trek hybrid commuter bike w/ rack + bag - size small (~5'2" - 5'8")
    $220
    Boulder
  75. Bike Huffy 26in Illumina 18 Speed Mountain Bike
    $55
    Boulder
  76. Trek 1120 Large Bikepacking Mountain Bike
    $1,795
    Boulder
  77. Vintage Trek 2300 Bro Carbon Road Bike with Shimano Tri Color 600!
    $598
    Now $529 rolling Aurora Alameda @ I225
  78. Pivot Trail 429 Large Mountain Bike
    $2,795
    Boulder
  79. BMC Roadracer SL01 bicycle
    $950
    Longmont
  80. Giant Escape Gravel Hybrid City Bike L 3x7 700x35c
    $300
  81. Extra Small Trek 8000 Mountain Bike - 26" Wheels- Pro Tuned Up
    $250
    Boulder
  82. Hot Pink Strider Bike
    $90
    Broomfield
  83. Pink Strider Sport Bike
    $70
    Broomfield
  84. Miyata Hybrid Bicycle - Professionally Tuned Up
    $250
    Boulder
  85. Specialized Hotrock Hardtail Mountain Bike- Professionally Tuned Up
    $250
    Boulder
  86. Trek Mountain Track City Commuter Bike -Professionally Tuned Up
    $200
    Boulder
  87. Trek 3500 Mountain Bike
    $250
    North Boulder
  88. Trek 4500 Women's Hardtail Mountain Bike - Professionally Tuned Up
    $250
    Boulder
  89. Trek 3200 - Excellent Condition
    $250
    Boulder
  90. Kids / Boys Specialized Hotrock (Green) Mountain Bike - 24" Wheels
    $225
    Boulder
  91. Kids Scott Orange Mountain Bike - 24" Wheels - Mint Condition
    $225
    Boulder
  92. Extra Small Specialized Comp Kids Mountain Bike - 26" Wheels
    $250
    Boulder
  93. Dean Titanium "soft tail" Mountain Bike
    $800
    Longmont
  94. Trek MT60 Child's Mountain Bicycle
    $60
    South Boulder
  95. Nishiki Bravo Mountain Bicycle
    $125
    South Boulder
  96. Schwinn Woodlands Commuter Hybrid Bike
    $150
    South Boulder
  97. Schwinn Super Sport GL Road Bike Aluminum Frame
    $250
    South Boulder
  98. GT Saddleback Mountain Bike - Front Suspension
    $125
    South Boulder
  99. Giant Rincon Mountain Bicycle
    $200
    South Boulder
  100. Specialized Hardrock Punk Mountain Bike
    $200
    South Boulder
  101. GT Outpost Mountain Bicycle - Front Suspension
    $175
    South Boulder
  102. GT Outpost All Terra Vintage Mountain Bike
    $200
    South Boulder
  103. Fuji Eddy Mountain Bicycle
    $150
    South Boulder
  104. Fuji Nevada Mountain Bike
    $150
    South Boulder
  105. GT Aggressor 2.0 Aluminum Frame Mountain Bike
    $200
    South Boulder
  106. Trek 6500 Aluminum Frame Mountain Bicycle - Blue
    $200
    South Boulder
  107. Trek 6500 Aluminum Frame Mountain Bike - Orange
    $200
    South Boulder
  108. Specialized HardRock FS Mountain Bike - Silver
    $200
    South Boulder
  109. Gary Fisher Cake 3 DLX Bicycle Full Suspension Hydraulic Disc Brakes
    $450
    South Boulder
  110. Cannondale F600 Comp Mountain Bicycle
    $250
    South Boulder
  111. Specialized Hardrock Sport Mountain Bike
    $250
    South Boulder
  112. Felt FA SL Superlight Aluminum Road Bicycle
    $700
    South Boulder
  113. Schwinn Mesa GS Aluminum Frame Suspension Mountain Bike bicycles
    $200
    South Boulder
  114. Classic Diamondback Ascent Mountain Bicycle 🚵‍♂️
    $140
    South Boulder
  115. Castellano Fango Softail Aluminum Frame Mountain Bicycle
    $360
    South Boulder
  116. Specialized Roll Sport Comfort Hybrid Bike
    $250
    South Boulder
  117. Specialized RockHopper Bicycle 🚲
    $200
    South Boulder
  118. Specialized Pitch 27.5 Mountain Bike
    $300
    South Boulder
  119. Vintage Schwinn Super Le Tour
    $40
    South Boulder
  120. Specialized RockHopper Mountain Bicycle 🚵‍♂️
    $200
    South Boulder
  121. Trek 3900 WSD Mountain Bicycle
    $200
    South Boulder
  122. Giant ATX780 Front Suspension Mountain Bike
    $200
    South Boulder
  123. Gary Fisher Mamba Front Suspension Mountain Bike
    $200
    South Boulder
  124. Gary Fisher Napa Mointain Bike
    $250
    South Boulder
  125. Motobecane Elite Adventure 28" Gravel Hybrid Bike
    $200
    South Boulder
  126. GT Aggressor 3.0 Mountain Bike
    $150
    South Boulder
  127. Giant Roam 2 E-bike Electric Bicycle w/ Bafang Mid Drive Motor
    $1,500
    South Boulder
  128. REI Co-op Cycles ADV 3.1 Adventure Bicycle
    $600
    South Boulder
  129. Specialized Crossroads Hybrid Bicycle Aluminum Frame
    $300
    South Boulder
  130. GT Agressor Mountain Bicycle XXL Aluminum Frame
    $200
    South Boulder
  131. Gary Fisher Tassajara GS Mountain Bike
    $250
    South Boulder
  132. Schwinn Clear Creek Comfort Bicycle
    $120
    South Boulder
  133. Schwinn Ranger Comfort Commuter 21 Speed Bicycle
    $200
    South Boulder
  134. Specialized Expedition Sport Mountain Bike
    $200
    South Boulder
  135. Gary Fisher Kaitai Aluminum Frame Front Suspension Mountain Bike
    $250
    South Boulder
  136. Cannondale Competition Series 3.0 SM900 Aluminum Frame Mountain Bike
    $400
    South Boulder
  137. Gary Fisher Joshua X1 Full Suspension Mountain Bike
    $300
    South Boulder
  138. Trek 2100 ZX Carbon Frame Road Bicycle
    $300
    South Boulder
  139. Cannondale Scalpel 29" Carbon 2 Lefty Mountain Bike
    $1,000
    South Boulder
  140. Giant Boulder Mountain Bike
    $180
    South Boulder
  141. Jamis Citizen 2 Comfort Bicycle
    $250
    South Boulder
  142. Marin San Rafael DS2 - Aluminum Frame, Disc Brakes
    $260
    South Boulder
  143. Bianchi Vigorelli Bicycle Frame and Fork
    $250
    South Boulder
  144. Bianchi 1885 Reparto Corse Bicycle HAND MADE in ITALY
    $900
    South Boulder
  145. Trek Fuel 90 Full Suspension Mountain Bike 🚲
    $350
    South Boulder
  146. Kona NuNu Mountain Bike
    $200
    South Boulder
  147. Schwinn Traveler Road Bike - Vintage
    $150
    South Boulder
  148. $2,500 Quintana Roo TT Triathlon Race Bike - 55 cm
    $500
    SW Longmont
  149. Vintage Schwinn Road Bike
    $50
    SW Longmont
  150. Bike Mountain, Wheel Size 26 in, front suspension
    $65
    Boulder
  151. Huffy Bike. Dual Suspension Wheel 24" frame 15 in
    $55
    Boulder
  152. Giant Mountain Bike size medium
    $120
    Boulder
  153. Diamondback Mountain Bike Size Medium
    $120
    Boulder
  154. Mountain bike for sale
    $50
    Longmont
  155. Diamondback Lustre 1 21 Speed Front Suspension Mountain Bike
    $80
  156. Salsa Beargrease 2 Fatbike Small
    $1,600
    Louisville
  157. Miyata 21 Speed Hybrid
    $100
  158. Schwinn Typhoon Cruiser
    $50
    Boulder
  159. gravel bike
    $2,800
    Boulder
  160. Raleigh c200
    $120
    Boulder
  161. 2022 Blix Packa Genie Cargo Ebike 2060 Miles, Brand New OEM Battery
    $1,150
  162. Schwinn Ranger
    $175
  163. Marin San Rafael City Series 24 Speed Hybrid
    $125
  164. woom ORIGINAL 4 Kids' Bike Orange
    $475
    North Boulder Park area
  165. Overland A/T Cargo Fat Tire Class 2 eBike *Only 1 Left*
    $1,500
    Louisville
  166. Vintage ladies 'Elswick' 3 speed bicycle.
    $250
    Boulder
  167. Radio Dice 20" BMX Freestyle Bike
    $100
  168. New 2025 Trek Supercaliber SLR 9.8 Large Mountain Bike
    $5,450
    Boulder
  169. 2011 Santa Cruz Tall Boy size Medium
    $750
  170. Vintage JC Higgins Flightliner early 1960’s
    $325
  171. E-Bike Bee Cool Bikes Adventurer Fat Tire ALL TERRAIN eBike-NEW! Full Suspension
    $900
    Longmont
  172. 2001 Schwinn Homegrown Comp 17"
    $500
    Table Mesa
  173. Schwinn road bike, vintage with serial and original badges.
    $80
    Platteville, Firestone
  174. Kids' Extra Small Specialized Mountain Bikes - 26" Wheels-Tuned Up
    $250
    Boulder
  175. Women's Nishiki Simple 7 Speed Commuter With Rack - Tuned Up
    $200
    Boulder
  176. Women's Specialized Hybrid - Professionally Tuned Up
    $250
    Boulder
  177. Schwinn Moab 24 Speed Mountain Bike- Professionally Tuned Up
    $250
    Boulder
  178. Trek 820 Hybrid Commuter Bike - Professionally Tuned Up
    $225
    Boulder
  179. Ceiling mount bike hoists - get them outta the way!
    $40
    Gunbarrel / North Boulder
  180. Vintage road bike - centurion
    $100
  181. Hybrid commuter bike - ready to ride - medium - OBO
    $120
  182. Four Vintage bicycles
    $80
  183. 2016 Charge Cooker MTN Bike 29er
    $275
    South Boulder
  184. Trek Dual Sport 2
    $550
  185. Canondale Habit 26" Full Suspension MTB
    $950
    Boulder
  186. Trek Madone 4.7 Womens Bicycle
    $600
    N. Boulder
  187. 2010 Trek 520
    $700
    North Boulder
  188. Schwinn “Sid” automatic 3 speed cruiser
    $200
    Louisville
  189. GT Pro Performer 29” World Tour
    $950
  190. Solis Bicycle Rack
    $25
    Lafayette, CO
  191. Thule RoundTrip Sport Hard Shell Bike Travel Case
    $250
    South Boulder
  192. Specialized Allez Comp with pump - 58cm
    $800
    Longmont, CO
  193. Diamondback Wildwood Bicycle
    $100
    Firestone
  194. Bob Ibex trailer
    $200
  195. Giant Defy Advanced 3 large
    $495
  196. 2015 Salsa Colossal Titanium- 58cm
    $2,750
    Boulder
  197. Specialized Ruby
    $600
  198. 2006 Bianchi Eros 61cm
    $475
    Longmont
  199. 2023 Liv Alight Aluminum Hybrid Bike-Size Medium
    $175
    Louisville
  200. Shogun 200 series road bike 26
    $50
    Longmont
  201. Cannondale Quick 4 – Large – Hydraulic Disc – Commuter Equipped
    $475
    South Boulder
  202. Triathlon bike (55cm) New Tires and Just Tuned - Ready to Ride!
    $1,200
  203. Vintage bicycles and bike rack
    $50
  204. HappyRun F18 2.0 Electric Dirt Bike with Mid-Drive for Teens & Adults
    $1,200
  205. Ebike
    $599
    Dillon
  206. Specialized Jett 20” Kids Bike
    $200
  207. Macfox Ebike
    $550
    Boulder
  208. 1993 Kona Kilauea
    $380
  209. 1992 Specialized Rockhopper Drop Bar ATB
    $500
  210. Trek 7100 Bicycle with Basket
    $200
  211. New Adjustable BV Bike Kickstand
    $12
    South Boulder
  212. Bike Rack - 4bike Rack - Allen 542RR - $100
    $100
  213. Trek 4300 Tour Series Suspension Mountain Bike w/rack. 18"
    $160
    Erie
  214. Silver Specialized Allez Elite Road Bike, 47cm
    $200
    Erie
  215. Cervelo R3 Mud 58cm
    $2,500
    S Boulder
  216. Bianchi Volpe Steel Touring Bike Size M-L
    $550
    S Boulder
  217. Motobecane 10-speed mixie
    $35
    S Boulder
  218. Tomac 2010 Carbide SL Cross Country Mountain Bike, Carbon, Nice!
    $450
    Erie
  219. Cool , 70’s. 3 speed cruiser
    $65
    Longmont
  220. 2026 Dahon BOARDWALK D7 7 Speed Folding Bike, 20" Wheels
    $250
    Boulder
  221. Fuji Crosstown Bike
    $200
    Boulder
  222. Electra bike
    $80
    Longmont
  223. Zooz Urban class2 ebike
    $400
    Boulder
  224. Fezzari (Ari)Delano Peak Pro (Large) High end spec
    $3,762
    Boulder
  225. GIANT Cypress Hybrid / Comfort Bike Excellent Condition Fully Serviced
    $340
    Louisville
  226. GT Bullet Kids Mountain Bike Excellent Condition Fully Serviced
    $180
    Louisville
  227. 2026 Norco Revolver 130 near new C1 Gen4 size2
    $6,500
    Boulder
  228. TREK Navigator 2.0 Hybrid/Comfort Bike Excellent Condition Just Tuned
    $300
    Louisville
  229. FUJI Monterey Hybrid / Comfort Bike Like New Condition Fully Serviced
    $380
    Louisville
  230. TREK 720 MultiTrack Hybrid / Comfort Bike Excellent Condition Tuned
    $280
    Louisville
  231. JEEP Hardtail Mountain Bike Excellent Condition Ready to Ride
    $200
    Louisville
  232. Specialized kids bikes
    $300
    Firestone
  233. 1982 Schwinn Pixie
    $195
    Erie
  234. Novara Moxie 24 Kids Hardtail Mountain Bike Excellent Condition Tuned
    $240
    Louisville
  235. Diamondback Vital 2 Woman's Hybrid / Comfort Bike Like New Just Tuned
    $280
    Louisville
  236. Specialized Globe Hybrid / Comfort Bike Excellent Condition Just Tuned
    $340
    Louisville
  237. TREK 1000 SL Road Bike Excellent Condition Fully Serviced
    $380
    Louisville
  238. 1977 Swing Bike
    $500
    Louisville
  239. TREK Navigator 200 Hybrid / Comfort Bike Great Condition Just Tuned
    $260
    Louisville
  240. GIANT MTX 225 Kids Mountain Bike Good Condition Fully Serviced
    $160
    Louisville
  241. Raleigh Venture 3.0 Hybrid / Comfort Bike Excellent Condition Tuned
    $280
    Louisville
  242. TREK 3500 Hardtail Mountain Bike Excellent Condition Fully Serviced
    $280
    Louisville
  243. Niner EMD
    $525
  244. Salsa Beargrease
    $725
  245. Trek Discovery Channel Road Bike - Small Mint Condition
    $350
    North Boulder
  246. GT Outpost Trail Mountain Bike Excellent Condition Fully Serviced
    $240
    Louisville
  247. FUJI Newest 3.0 Road Bike Excellent Condition Fully Serviced
    $380
    Louisville
  248. Corsa R-Fourteen Road Bike Excellent Condition Fully Serviced
    $280
    Louisville
  249. Raleigh Technium ATB-All Terrain Bike Excellent Cond. Fully Serviced
    $320
    Louisville
  250. Titus Racer X 29er. Titanium frame. Full suspension. 18”.
    $775
    Allenspark
  251. Niner RLT 9 - XL Frame (62 CM)
    $1,950
    Boulder
  252. GIANT MTX 225 Kids Mountain Bike Excellent Condition Ready to Ride
    $240
    Louisville
  253. Bridgestone MB-5 Mountain Bike Excellent Condition Fully Serviced
    $300
    Louisville
  254. TREK SKYE SL Hardtail Mountain Bike Excellent Condition Fully Serviced
    $300
    Louisville
  255. KHS Montana Custom Hybrid/Comfort Bike Excellent Cond. Just Tuned
    $240
    Louisville
  256. Large Specialized Stumpjumper Carbon 29er with carbon wheels
    $2,499
    Boulder
  257. TREK Navigator 200 Hybrid / Comfort Bike Like New Cond. Fully Serviced
    $340
    Louisville
  258. GIANT Boulder SE Hardtail Mountain Bike Excellent Condition Just Tuned
    $260
    Louisville
  259. TREK Superfly 240 Disc Hardtail Mountain Bike Excellent Cond. Tuned
    $460
    Louisville
  260. Giant Sedona ST Hybrid / Commuter Bike Great Condition Fully Serviced
    $200
    Louisville
  261. RoadMaster Mt. Fury Mountain Bike Great Condition Just Tuned
    $70
    Louisville
  262. Trek 4500
    $75
  263. 2023 Trek FX 2
    $499
    Martin Acres, Boulder
  264. Trek Wahoo 24” kids bike
    $175
  265. Schwinn Original 1974 10-speed Men's Bicycle
    $300
    Arvada
  266. TREK MT220 Kids Hardtail Mountain Bike Excellent Condition Tuned
    $260
    Louisville
  267. Hyper Spin Fusion 700C Hybrid / Road Bike Excellent Condition Tuned
    $180
    Louisville
  268. TREK 1000C Road Bike Excellent Condition Fully Serviced
    $380
    Louisville
  269. TREK Navigator 400 Step Through Hybrid / Comfort Bike Like New Tuned
    $340
    Louisville
  270. Swobo SS/Fixie (M)
    $250
    Longmont
  271. TREK 4300 Hardtail Mountain Bike Excellent Condition Fully Serviced
    $300
    Louisville
  272. DiamondBack Old School BMX Bike great Condition Tuned
    $500
    Louisville
  273. SCHWINN Sierra GS Woman's Hybrid / Comfort Bike Excellent Cond. Tuned
    $220
    Louisville
  274. Raleigh Talus Mountain Bike (XS) Like New Condition Ready to Ride
    $240
    Louisville
  275. Raleigh USA M-55 Hardtail Mountain Bike Excellent Condition Just Tuned
    $220
    Louisville
  276. HARO V-Series V1 Hardtail Mountain Bike Excellent Condition Just Tuned
    $280
    Louisville
  277. Univega Via Carisma Hybrid / Comfort Bike Excellent Condition Tuned
    $260
    Louisville
  278. Ladies Trek Allant
    $300
    Louisville
  279. GIANT Simple Seven Woman's Cruiser Bike Like New Condition Just Tuned
    $200
    Louisville
  280. Schwinn Cruiser
    $170
    Nederland
  281. Orange Priority 24" Bike (Ages 7 - 13)
    $175
    Louisville
  282. Women's Road Bike
    $25
    Erie
  283. Fuji Mountain Bike
    $25
    Erie
  284. Trek 5500 OCLV Road Bike
    $400
    Erie
  285. Kinds Diamond Back Bike
    $55
    Lyons
  286. Burley Zydeco Tandem
    $350
    Louisville
  287. GT Speed Series Team Bike
    $1,500
    Lafayette
  288. 2020 Evil the Wreckoning - full carbon L frame
    $1,700
    Boulder, CO
  289. Grand Tour Road Bike
    $100
  290. Carbon Road/Gravel, 2 sets of wheels
    $1,100
    Longmont
  291. Specialized Tarmac Comp SL2 Road Bike - 2011
    $1,900
    Erie
  292. SCHWINN PERIA CRUISER
    $100
    Longmont
  293. Light Blue Jasion E-Bike
    $150
    Nederland
  294. Schwinn folding bike
    $200
    Nederland
  295. LandRider comfort bike
    $100
    Lafayette
  296. Specialized HardRock 15" frame
    $100
    Lafayette
  297. Schwinn IC3 Stationary bike
    $100
    Longmont
  298. Specialized Turbo Creo SL Comp E5 Size 58
    $2,200
    Longmont
  299. 2019 Scott Ransom 930 29ner Full Suspension
    $2,500
    Arvada, CO
  300. ElliptiGO 8C Elliptical Bike — $1,000 OBO (retail $3,900)
    $1,000
    boulder
  301. YT Jeffsy Primus 26 AL — Excellent Condition
    $1,850
    boulder
  302. Jitsie Varial
    $300
    Central Boulder
  303. 2018 Spawn Kotori dirt jumper (20" wheels)
    $250
    Boulder
  304. Univega Nuovo Sport
    $100
  305. Diamondback Sorrento mountain bike
    $70
    Longmont
  306. Univega single speed
    $40
    Longmont
  307. Specialized Rockhopper mountain bike
    $100
    Longmont
  308. CycleOps Fluid Indoor Bike Trainer
    $15
    Erie, Colorado
  309. Liv Adore 20” Kids bike w/unicorn bag
    $90
    Louisville
  310. K2 ZED 1.0 Hardtail Mountain Bike Excellent Condition Fully Serviced
    $300
    Louisville
  311. Trek 3700 - 17" Frame (5' 5" - 5' 10")
    $100
    Louisville
  312. Moots Smoothie Blend MTB - Size Medium (17")
    $2,000
    Louisville
  313. Stryder Bike
    $5
    Lafayette
  314. Tow behind bike
    $20
    Lafayette
  315. Fixie / Winter Trainer
    $100
    Longmont
  316. GT Aggressor Pro Mountain Bike
    $325
    Lafayette
  317. Giant Full Suspention Bicycle
    $500
  318. Specialized Rockhopper Mountain Bike – 26” Wheels, 18” Frame – $295
    $295
    Boulder
  319. North Shore 6-Bike Hitch Rack
    $650
    Erie
  320. Giant TCR1 Ultegra
    $200
    Boulder
  321. Giant ATX 860
    $50
    Boulder
  322. Borrow Edgewood city bike for 150 donation to any eco org/ Ki/ xoearth
    $150
    Boulder
  323. 2014 Felt B16 Carbon Triathlon/Time Trial Bike
    $800
    Longmont
  324. Trek Pilot 1.2
    $250
    North Boulder
  325. Fuji SST 2.0 LE Carbon Road Bike - Shimano Ultegra - Size Medium
    $400
    Boulder
  326. Trek Lemond Tourlamet
    $300
    Boulder
  327. Yakima Ridgeback 2-Bike Rack Hitch Mount
    $140
    Louisville
  328. 2022 Trek Slash 9.8 XT size M/L Full Suspension
    $2,500
    Lyons
  329. Giant NRS Full Suspension Mountain Bike
    $250
  330. Vintage Cannondale F500
    $325
    Boulder
  331. 2026 Santa Cruz Stigmata - Gravel Bike - Size Large - Near New
    $4,100
    Boulder
  332. Bianchi project. Some Shim 600 components. Free delivery.
    $149
    Greeley
  333. True PS50
    $1,000
    Boulder
  334. Calfee Designs Carbon Tandem
    $3,000
    Erie
  335. Intense 951 XC Mountain Bike – Full Carbon, Size Medium
    $3,000
  336. Chariot bike trailer
    $50
  337. Bulls iconic evo2 speed ebike
    $1,600
  338. DIAMONDBACK (OUTLOOK) DB78
    $130
    Longmont