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Return to the Buying Guide   We've found 131 Trek mountain bikes for you. By Price:   Under $500   |   $500 to $1,000   |   $1,000 to $1,500   |   $1,500 and over Retailers Auctions Classifieds TREK TOP FUEL 8 $1.00 At: eBay NEW Trek Top Fuel Pivot Hardware linkage Titanium bolt $6.00 At: eBay TREK 4900 24 SPEED MOUNTAIN BIKE $9.99 At: eBay 2007 TREK EX9 17.5" Frame Broken/As-Is w/FOX FLOAT RPL $26.00 At: eBay Men's 26" TREK ANTELOPE 830 21-Speed Mountain Bike $49.99 At: eBay Trek Fuel 90 Full Suspension Frame 19.5 Great condition $49.99 At: eBay Trek MT 220 girls mountain bike $50.00 At: eBay Specialized Stumpjumper FSR Comp Frame, Trek, NR! $51.00 At: eBay Trek Mountain Track 220 18 Sp.Kids Mountain Bike, VGC $69.00 At: eBay NOVARA RUNABOUT HYBRID MOUNTAIN BIKE SHIMANO TREKN BIKE $75.00 At: eBay Trek 20" mountain bike $75.00 At: eBay TREK Y 50 MOUNTAIN BIKE OCLV CARBON RARE! FIVE-0 $81.00 At: eBay NIB Trek 3700 Men’s 22.5” Aluminum Mountain Bike Red $99.00 At: eBay Trek SingleTrack 820 Mountain Bike Bicycle 21" 21-spd $99.95 At: eBay Trek 930 SHX Mountain Bike true temper trek design $99.99 At: eBay Trek 820 Mountain Track 26" Wheels Mountain Bike $100.00 At: eBay Trek 820 Mountain Track 26" Wheels Mountain Bike $100.00 At: eBay Trek 820 Mountain Track Bike $100.00 At: eBay Trek 820 Singletrack Series 21Speed Mountain Bike $100.00 At: eBay Trek 970 single track excellent cond. must go! $100.00 At: eBay Trek Antelope 800 18 Speed Mountain Bike $100.00 At: eBay Trek Mountain Track 800 Black 18 Speed 26" Wheels $100.00 At: eBay Trek Mountaintrack 800 Sport - Women's 18 Speed $100.00 At: eBay Trek 8000 Aluminum Mountain Bike Made in USA 16.5" $102.50 At: eBay Trek 4500 MTB Hardtail, Nearly new, with extra tire $117.50 At: eBay Trek 700 Multitrack 21 Speed Mountain Bike $120.00 At: eBay TREK 3700 mountain bike $122.50 At: eBay MENS 24 SPEED 19" TREK 4500 ALUMINIUM MOUTAIN BIKE $127.50 At: eBay Trek Mountaintrack 800 Sport - 50 cm bike nice $149.95 At: eBay TREK MOUNTAIN BIKE - SINGLETRACK 820 USA MADE 15-INCH $149.99 At: eBay Trek 930 Mountain Bike Suntour Diacompe Single track A+ $149.99 At: eBay 06' GT i-drive 4 new frame medium: trek epic yeti giant $150.00 At: eBay Trek 7300 Mtn Bike **Lightly Used*** 17.5" $152.50 At: eBay Trek 4500 Mountain Bike 24 Speed $159.99 At: eBay Trek 9.8 Carbon, XTR, Mavic, Race Face, SID, Chris King $177.50 At: eBay 03' Kona 17" Aluminum, Rock Shox, LX, Avid, Velo, Trek $190.00 At: eBay Trek 850 Antelope SunTour Equipped Hybrid Mountain Bike $199.99 At: eBay Trek Y-22, Full Suspension, Carbon Fiber Frame Lg. $202.50 At: eBay Trek Girl's Float $219.99 Retailer: Brands Cycle Trek Jet 20 $219.99 Retailer: Brands Cycle Trek Mystic 20 $219.99 Retailer: Brands Cycle TREK Navigator 2.0 Mountain Bike - 18" - In Box - New $225.00 At: eBay Trek Multi Track 7200 Mountain Bike $227.50 At: eBay Ladies Trek Multi Track 7200 Aluminum Mountain Bike $250.00 At: eBay Trek 4300 Alpha 13" 33cm 8 speed Mountain Bike $250.00 At: eBay trek mountain bike 3500 $250.00 At: eBay 2006 Trek Fuel 80 Mountain Bike 15.5 Blue Barely Ridden $255.00 At: eBay Trek Drift 20 $269.99 Retailer: Brands Cycle Trek 4900 Mountain Bike $275.00 At: eBay Trek Girl's MT 60 $289.99 Retailer: Brands Cycle TREK 7500 LX DEORE 24 SPD 22.5 FRAME BONTRAGER FREE SHP $299.00 At: eBay 2009 Trek 4300 Mountain Bike *Great Condition* $299.99 At: eBay 2004 Trek 8000 Mountain Bike $300.00 At: eBay Trek 1000 SL triple road bike 50cm $300.00 At: eBay Trek Liquid Mountain Bike Specialized Kona Santa Cruz $300.00 At: eBay Trek 6000 18" Mountain Bike Blue Great Shape $340.99 At: eBay Trek 9800 Carbon OCLV Mountain Bike 19.5" $349.99 At: eBay trek 7000 $350.00 At: eBay TREK 4900 MOUNTAIN BIKE 21" 2003 / SPEDOMETER AND MORE $360.00 At: eBay TREK 930 $400.00 At: eBay Trek 6700 Mountain Bike $400.00 At: eBay Trek 3700 SE $419.99 Retailer: Brands Cycle Schwinn Searcher GSL Trekking Bike - U.S. Exclusive $449.00 Retailer: Performance Bike Trek 1000 50 cm Road Bike nice $449.95 At: eBay 2009 Fuji Sunfire 3.0 Trekking Bike $449.99 Retailer: Performance Bike Trek Fuel 90, 17.5", XTR, FOX, Rockshox SID, Excellent! $455.00 At: eBay Trek Y Superlite 200 Full Suspension Mountain Bike $455.00 At: eBay Trek Skye S $459.99 Retailer: Brands Cycle Trek 6700 WSD - 2006 - Size 18 $499.99 At: eBay Trek 4900 Alpha MTB $500.00 At: eBay Trek Fuel 100 full suspension Mountain Bike. $500.00 At: eBay Trek 3900 Disc $529.99 Retailer: Brands Cycle Trek Skye SL $529.99 Retailer: Brands Cycle TREK 7000 Customized Men's Mountain Bike 24 Speed $539.95 At: eBay Klein Attitude New Old Stock Pre-Trek Frame Never Built $550.00 At: eBay TREK CARBON FIBER FULL SUSPENSION BIKE VERY NICE Y BIKE $558.00 At: eBay Trek 9800 carbon mountain bike Mens 19.5 Hardly used $599.00 At: eBay Trek 69er Single Speed Mountain Bike $600.00 At: eBay Trek Y-5-0 carbon frame mountain bike with upgrades! $600.00 At: eBay Trek 4300 Disc $639.99 Retailer: Brands Cycle Trek Skye SL Disc $639.99 Retailer: Brands Cycle Trek Liquid 30 race light MINT upgrades $650.00 At: eBay Trek 1.1 WSD $659.99 Retailer: Brands Cycle *Nice* Carbon Fiber Trek STP, Sz Lg, Only 22.9 lbs! $699.00 At: eBay Trek Fuel EX 6.5 2008 Full Susp. Mtn. Bike- MINT/NEW! $725.00 At: eBay Trek 4500 SE $739.99 Retailer: Brands Cycle Trek 8500 ZX All Aluminum Mens Mountain Bike, Rock Shox $749.00 At: eBay Trek 7900 Carbon MultiTrack $750.00 At: eBay Trek Remedy dual suspension mountain bike $750.00 At: eBay Kona Stinky deelux Freeride DH mountain bike trek avid $785.99 At: eBay TREK 8000 SLR mountain bike XT Rock Shox Shimano *NICE* $795.00 At: eBay Trek Fuel 9.5 Frame CARBON FIBER! Large 19.5 SUPER CO $799.99 At: eBay 2008 Trek 6700 Mountain Bike 17.5'' MANY UPGRADES! $800.00 At: eBay TREK LIQUID 30 "ALL MOUNTAIN" BIKE $800.00 At: eBay GT Transeo Ultra Trekking Bike - U.S. Exclusive $899.00 Retailer: Performance Bike TREK (FUEL EX 6) MOUNTAIN BIKE/CYCLE+EXTRAS/USED 5x $899.00 At: eBay TREK POLICE BIKE NEW BEST MOUNTAIN 2009 HARDTAIL BIKE $990.00 At: eBay Gary Fisher Hifi Deluxe Small 16" trek Mountain Bike $999.00 At: eBay 2007 Trek 8500 Mountain Bike size 21.5 $1,000.00 At: eBay Trek Fuel EX 9.5 (9.9) Carbon, Size 18.5 $1,025.00 At: eBay Trek 9.9 OCLV carbon Mountain bike 17.5 XT-XTR Shimano $1,100.00 At: eBay 2008 Trek 69er MTB $1,125.00 At: eBay Trek TopFuel 9.9SSL 17.5" Frame $1,136.00 At: eBay 2009 TREK Fuel EX 7 - Medium $1,150.00 At: eBay 2009 TREK Fuel EX 7 - Small $1,150.00 At: eBay Trek 69er single speed mountain bike $1,200.00 At: eBay Trek Top Fuel 9.8 carbon mountain bike, XT, RXL wheels! $1,225.00 At: eBay TREK EX9 Mountain Bike $1,281.00 At: eBay TREK Elite 9.8 Carbon OCLV Hardtail Mountain Bike 17.5" $1,499.00 At: eBay 2009 Trek Top Fuel 9.8 XTR 17.5" $1,500.00 At: eBay Trek Fuel EX 9.5 Pro Version 2008 19.5" $1,500.00 At: eBay Used 2008 Trek Fuel Ex 9 17.5 X-0 XT Juicy 7 ACX Tires $1,500.00 At: eBay 2008 Trek Top Fuel 69er Mountain Bike SRAM Avid XL 21.5 $1,599.99 At: eBay Trek Y22 Mountain Bike $1,600.00 At: eBay 2009 Trek Elite 9.9SSL Carbon hardtail NEW NIB 17.5" O $1,650.00 At: eBay 2008 Trek Fuel EX 8 $1,700.00 At: eBay 2007 TREK FUEL EX 9.0 $1,775.00 At: eBay Trek Top Fuel 9.9 2007 (MUST GO SOON!) $1,850.00 At: eBay 2009 TREK EX 9 (19.5") Full Suspension Mountian Bike $1,900.00 At: eBay TREK FUEL EX9 WSD 17 INCH VERY VERY NICE XO HAYES 9 $2,000.00 At: eBay Trek EX9 Full Suspension Mountain Bike Medium 17.5" $2,200.00 At: eBay TREK FUEL EX 9.5 MOUNTAIN BIKE $2,250.00 At: eBay 2008 TREK FUEL EX8 17.5" MOUNTAIN BIKE BICYCLE COMPLETE $2,299.99 At: eBay 2008 Trek Fuel EX 9.0 Custom-Size 18.5-All XTR-Carbon $2,400.00 At: eBay Trek hardtail 9.8 OCLV $2,500.00 At: eBay TREK FUEL EX9 2008 18.5" LOTS OF UPGRADES $2,699.99 At: eBay 2010 Trek Top Fuel 9.9 SSL Frame 17.5 NEW $2,900.00 At: eBay 2009 Trek Top Fuel 9.9 SSL Large 19.5" $2,950.00 At: eBay Trek Top-Fuel 9.8 2009 XT 18.5 SID Race Race X-lite $3,799.99 At: eBay 2009 TREK 9.9 SSL OCLV CARBON MOUNTAIN BIKE 17.5" $4,000.00 At: eBay Trek Top Fuel 9.9 SSL 2009 Shimano XTR FSA Bontrager $4,400.00 At: eBay