Trek mountain bikes
Trek mountain bikes for sale on Ireland's largest auction and classifieds sites
Trek marlin mountain bike - marlin, - £328.00
Ridden once near • Mint condition - Free postage - New and Used
Ridden once near • Mint condition - Free postage - New and Used
Trek marlin mountain bike - 4, - £363.70
Trek marlin mountain • Bike black colour • Features flat handlebar - Free postage - New and Used
Trek marlin mountain • Bike black colour • Features flat handlebar - Free postage - New and Used
Trek marlin gen - trek, - £659.50
Trek marlin gen • Top line mountain • Bike sleek aluminium - Free postage - New and Used
Trek marlin gen • Top line mountain • Bike sleek aluminium - Free postage - New and Used
Mountain bikes males and - bikes, - £400.00
Never been used • Have mountain bikes • Male bike trek - Free postage - New and Used
Never been used • Have mountain bikes • Male bike trek - Free postage - New and Used
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Trek marlin mountain bike - mountain, - £414.70
Trek marlin mountain • Bike blue medium • Frame - Free postage - New and Used
Trek marlin mountain • Bike blue medium • Frame - Free postage - New and Used
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48 listings · from £125.5 · avg £716.23
⚠️ These listings were last updated more than 16 days ago.
Search for fresh listings
Browse 48 trek mountain bikes listings currently in our index. Prices range from £125.5 to £3995, with an average of £716.23. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about trek mountain bikes →
Trek roscoe mountain - trek, - £465.70
Trek roscoe mountain • Bike sale good • Condition frame has - Free postage - New and Used
Trek roscoe mountain • Bike sale good • Condition frame has - Free postage - New and Used
Trek marlin mountain - trek, - £217.97
All parts are • Working fine two • Minor issues frame - Free postage - New and Used
All parts are • Working fine two • Minor issues frame - Free postage - New and Used
Trek top fuel mountain - 5, - £975.70
This bike perfect • Condition everything works • One best bikes - Free postage - New and Used
This bike perfect • Condition everything works • One best bikes - Free postage - New and Used
Trek top fuel 2023 - trek, - £995.00
Excellent example trek • Top fuel medium • Large frame that - Free postage - New and Used
Excellent example trek • Top fuel medium • Large frame that - Free postage - New and Used
Trek 6300 medium - trek, - £180.00
Fully serviced cytech • Qualified bike mechanic • Good condition all - Free postage - New and Used
Fully serviced cytech • Qualified bike mechanic • Good condition all - Free postage - New and Used
Trek remedy 2022 - 8, - £1383.70
Trek remedy 2022 • High performance mountain • Bike men made - Free postage - New and Used
Trek remedy 2022 • High performance mountain • Bike men made - Free postage - New and Used
Trek slash full - 9.8, suspension - £1531.60
Shimano deore hydraulic • Disc brakes 203 • 180mm rotors this - Free postage - New and Used
Shimano deore hydraulic • Disc brakes 203 • 180mm rotors this - Free postage - New and Used
Trek top fuel - top, m/l - £1179.70
Wheel been well • Looked after serviced • Race face ride - Free postage - New and Used
Wheel been well • Looked after serviced • Race face ride - Free postage - New and Used
Trek marlin mountain bike - marlin, - £260.70
Inch wheels few • Minor scratches too • Frame other than - Free postage - New and Used
Inch wheels few • Minor scratches too • Frame other than - Free postage - New and Used
Trek roscoe mountain bike - mountain, - £628.90
Trek roscoe mens • Bike large frame • 27.5 wheels dropper - Free postage - New and Used
Trek roscoe mens • Bike large frame • 27.5 wheels dropper - Free postage - New and Used
Trek remedy enduro - trek, - £399.71
Trek remedy enduro • Mountain bike high • Quality aluminium medium - Free postage - New and Used
Trek remedy enduro • Mountain bike high • Quality aluminium medium - Free postage - New and Used
Trek marlin mountain - 7, - £491.20
Willing any negotiations • Reasonable swaps trek • Marlin medium sized - Free postage - New and Used
Willing any negotiations • Reasonable swaps trek • Marlin medium sized - Free postage - New and Used
Trek marlin hardtail - trek, - £400.00
Trek marlin hardtail • Mountain bike features • Flat handlebar 27.5 - Free postage - New and Used
Trek marlin hardtail • Mountain bike features • Flat handlebar 27.5 - Free postage - New and Used
Trek stache frame - (19", l) - £249.95
Listing because throw • Away would tragedy • Cut steerer 165mm - Free postage - New and Used
Listing because throw • Away would tragedy • Cut steerer 165mm - Free postage - New and Used
Trek caliber mountain - trek, x-caliber - £290.00
Trek caliber mountain • Bike high quality • Serious off road - Free postage - New and Used
Trek caliber mountain • Bike high quality • Serious off road - Free postage - New and Used
Trek session evo frame - trek, 88 - £336.00
Fox dhx rc4 • Rear shock coil • Model session evo - Free postage - New and Used
Fox dhx rc4 • Rear shock coil • Model session evo - Free postage - New and Used
Used mountain bikes - used, sale - £177.50
Kona dawg full • Suspension mountain bike • Voodoo bantu gears - Free postage - New and Used
Kona dawg full • Suspension mountain bike • Voodoo bantu gears - Free postage - New and Used
Trek roscoe 2023 - roscoe, large - £618.70
Bike nearly new • Condition has had • Very little use - Free postage - New and Used
Bike nearly new • Condition has had • Very little use - Free postage - New and Used
Trek procaliber carbon - procaliber, - £720.70
Trek procaliber 9.5 • Carbon fibre mountain • Bike frame medium - Free postage - New and Used
Trek procaliber 9.5 • Carbon fibre mountain • Bike frame medium - Free postage - New and Used
Trek roscoe aquatic blue - trek, - £750.00
Sale trek roscoe • Aquatic blue mountain • Bike good condition - Free postage - New and Used
Sale trek roscoe • Aquatic blue mountain • Bike good condition - Free postage - New and Used
Trek roscoe 2024 black - roscoe, - £1200.00
2024 trek roscoe • Offers dropper seat • Great bike trails - Free postage - New and Used
2024 trek roscoe • Offers dropper seat • Great bike trails - Free postage - New and Used
Trek marlin gen - marlin, 2 - £450.00
Equipped speed derailleur • Gears system hydraulic • Disc brakes lightweight - Free postage - New and Used
Equipped speed derailleur • Gears system hydraulic • Disc brakes lightweight - Free postage - New and Used
Trek stache plus - stache, - £895.00
This lightly used • 2017 trek stache • Plus bike which - Free postage - New and Used
This lightly used • 2017 trek stache • Plus bike which - Free postage - New and Used
2021 trek marlin - 2021, - £291.90
New mountain bike • Stock 2021 trek • Pre owned used - Free postage - New and Used
New mountain bike • Stock 2021 trek • Pre owned used - Free postage - New and Used
Trek xcaliber mountain - xcaliber, 7 - £319.00
Forks rockshox xc30 • Lockout stunning trek • Caliber mtb fantastic - Free postage - New and Used
Forks rockshox xc30 • Lockout stunning trek • Caliber mtb fantastic - Free postage - New and Used
Trek marlin mountain bike - trek, 5 - £185.71
Very good condition • Minor outdoor wear • May need new - Free postage - New and Used
Very good condition • Minor outdoor wear • May need new - Free postage - New and Used
Serviced trek skye - trek, women's - £172.30
Trek skye womens • Mountain bike just • Serviced new brake - Free postage - New and Used
Trek skye womens • Mountain bike just • Serviced new brake - Free postage - New and Used
Trek 6500 retro mtb - retro, 26” - £260.00
New shimano square • Acera brakes recently • Just fully rebuilt - Free postage - New and Used
New shimano square • Acera brakes recently • Just fully rebuilt - Free postage - New and Used
Trek session x01 2024 - session, - £3000.00
Shifter sram x01 • Dub 34t alloy • Ring 165 length - Free postage - New and Used
Shifter sram x01 • Dub 34t alloy • Ring 165 length - Free postage - New and Used
Trek remedy upgraded with - remedy, - £986.31
Bike has upgraded • Mavic deemax wheelset • Full shimano slx - Free postage - New and Used
Bike has upgraded • Mavic deemax wheelset • Full shimano slx - Free postage - New and Used
Trek stache 29 - trek, 5 - £720.70
Shimano 11spd • Seatclamp thomson 36.4 • Elite 0x80x31.8 cranks - Free postage - New and Used
Shimano 11spd • Seatclamp thomson 36.4 • Elite 0x80x31.8 cranks - Free postage - New and Used
Retro trek 850 mountain bike - trek, - £150.00
Very nice mostly • Original example trek • 850 looks have - Free postage - New and Used
Very nice mostly • Original example trek • 850 looks have - Free postage - New and Used
Trek y11 carbon 1997 mountain - trek, - £399.00
1997 trek y11 • Full suspension mtb • Carbon frame aluminium - Free postage - New and Used
1997 trek y11 • Full suspension mtb • Carbon frame aluminium - Free postage - New and Used
Trek 4500 lightweight - trek, - £125.50
Trek 4500 lightweight • Aluminium mountain bike • Vintage 2012 model - Free postage - New and Used
Trek 4500 lightweight • Aluminium mountain bike • Vintage 2012 model - Free postage - New and Used
Trek fuel full suspension - fuel, 5 - £680.92
Frame large couple • Scratches inch wheels • New michelin tires - Free postage - New and Used
Frame large couple • Scratches inch wheels • New michelin tires - Free postage - New and Used
Trek elite oclv - trek, - £156.70
Trek bb90 shell • Polishes nicely will • Build into nice - Free postage - New and Used
Trek bb90 shell • Polishes nicely will • Build into nice - Free postage - New and Used
Trek marlin mountain bike - trek, - £286.70
Front suspension derailleur • Gears ensure smooth • Efficient gear change - Free postage - New and Used
Front suspension derailleur • Gears ensure smooth • Efficient gear change - Free postage - New and Used
Trek remedy full - remedy, - £1281.70
Year 2022 this • High quality full • Suspension trek mountain - Free postage - New and Used
Year 2022 this • High quality full • Suspension trek mountain - Free postage - New and Used
2022 medium trek - 2022, slash - £1925.00
2022 trek slash • 9.7 few minor • Marks scuffs throughout - Free postage - New and Used
2022 trek slash • 9.7 few minor • Marks scuffs throughout - Free postage - New and Used
Trek roscoe hardtail mtb - trek, 8 - £1281.70
Discontinued trek roscoe • Trail hardtail mtb • 2025 high quality - Free postage - New and Used
Discontinued trek roscoe • Trail hardtail mtb • 2025 high quality - Free postage - New and Used
Trek fuel gen 6 - trek, 9.8 - £3995.00
Story this bike • Follows bought september • 2024 upgraded rode - Free postage - New and Used
Story this bike • Follows bought september • 2024 upgraded rode - Free postage - New and Used
Trek procaliber 2018 - procaliber, 6 - £547.30
Trek procaliber 2018 • Medium mountain bike • Orange - Free postage - New and Used
Trek procaliber 2018 • Medium mountain bike • Orange - Free postage - New and Used
52v custom built trek - 52v, - £650.00
52v bbshd 1000w • 1500w peak 28a • Mid drive motor - Free postage - New and Used
52v bbshd 1000w • 1500w peak 28a • Mid drive motor - Free postage - New and Used
Try this: schwinn cruiser | marin bike | ridgeback 16 | brooks saddle | tri bars | tandem bike | tri spoke | rockshox | trials bike | downhill bike
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Everything you need to know about trek mountain bikes
Whether you are looking for a brand-new or second-hand trek mountain bikes, eBay offers one of the largest selections available online. With 48 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £125.5, while premium listings can reach £3995 — giving you a wide budget spread to work with. The average price of £716.23 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.