For Sale UK

Trek mountain bikes

4

Trek mountain bikes for sale on Ireland's largest auction and classifieds sites

Home / Cycling / Trek mountain bikes refurbished & used for sale | For Sale UK
Trek gary fisher - gary, superb

Trek gary fisher - gary, superb

£477.94 · Buy It Now

» View details on eBay #sponsored
Trek marlin mountain bike - 6,

Trek marlin mountain bike - 6,

£312.70 · Buy It Now

» View details on eBay #sponsored
Trek caliber medium - 7,

Trek caliber medium - 7,

£496.30 · Buy It Now

» View details on eBay #sponsored
Trek marlin mountain - 5, xl

Trek marlin mountain - 5, xl

£260.70 · Buy It Now

» View details on eBay #sponsored
Trek roscoe 2021 hardtail - trek,

Trek roscoe 2021 hardtail - trek,

£700.00 · Buy It Now

» View details on eBay #sponsored
Trek caliber mountain bike - trek, x-caliber

Trek caliber mountain bike - trek, x-caliber

£260.70 · Buy It Now

» View details on eBay #sponsored
Trek marlin mountain - trek, 4

Trek marlin mountain - trek, 4

£465.70 · Buy It Now

» View details on eBay #sponsored
Trek marlin 29in mountain - marlin,

Trek marlin 29in mountain - marlin,

£316.98 · Buy It Now

» View details on eBay #sponsored
Trek roscoe 5inch - 6, 27.5inch

Trek roscoe 5inch - 6, 27.5inch

£506.50 · Buy It Now

» View details on eBay #sponsored
Trek 8500 mtb - trek, frame

Trek 8500 mtb - trek, frame

£64.66 · Buy It Now

» View details on eBay #sponsored
Refurbed 1997 trek - trek, 850shx

Refurbed 1997 trek - trek, 850shx

£146.30 · Buy It Now

» View details on eBay #sponsored
Trek marlin 29in l hardtail - marlin,

Trek marlin 29in l hardtail - marlin,

£363.70 · Buy It Now

» View details on eBay #sponsored
Trek marlin gen - marlin, 8

Trek marlin gen - marlin, 8

£771.70 · Buy It Now

» View details on eBay #sponsored
Trek marlin mountain bike - 4,

Trek marlin mountain bike - 4,

£363.70 · Buy It Now

» View details on eBay #sponsored
Trek powerfly mountain - powerfly, bike

Trek powerfly mountain - powerfly, bike

£1261.30 · Buy It Now

» View details on eBay #sponsored
Trek marlin mountain bike - mountain,

Trek marlin mountain bike - mountain,

£250.30 · Buy It Now

» View details on eBay #sponsored
Trek remedy full carbon - 9.9,

Trek remedy full carbon - 9.9,

£1291.90 · Buy It Now

» View details on eBay #sponsored
Trek blendr xxx mtb - trek,

Trek blendr xxx mtb - trek,

£20.00 · Buy It Now

» View details on eBay #sponsored
Trek fuel mountain - trek, ex-e

Trek fuel mountain - trek, ex-e

£2556.70 · Buy It Now

» View details on eBay #sponsored
Trek procaliber carbon - trek,

Trek procaliber carbon - trek,

£567.70 · Buy It Now

» View details on eBay #sponsored
Mountain bikes for sale - mountain,

Mountain bikes for sale - mountain,

£187.90 · Buy It Now

» View details on eBay #sponsored
Trek roscoe hardtail - trek,

Trek roscoe hardtail - trek,

£1536.70 · Buy It Now

» View details on eBay #sponsored
Trek gen fury red - trek,

Trek gen fury red - trek,

£399.00 · Buy It Now

» View details on eBay #sponsored
Trek marlin unisex mountain - trek, 4

Trek marlin unisex mountain - trek, 4

£286.70 · Buy It Now

» View details on eBay #sponsored
Trek roscoe mountain bike - trek,

Trek roscoe mountain bike - trek,

£669.70 · Buy It Now

» View details on eBay #sponsored
Trek 29in full - trek,

Trek 29in full - trek,

£1127.68 · Buy It Now

» View details on eBay #sponsored
Trek superfly 2016 - trek,

Trek superfly 2016 - trek,

£440.20 · Buy It Now

» View details on eBay #sponsored
Trek sessions mountain - trek, 10

Trek sessions mountain - trek, 10

£669.70 · Buy It Now

» View details on eBay #sponsored
Trek caliber rock - -,

Trek caliber rock - -,

£424.90 · Buy It Now

» View details on eBay #sponsored
2023 trek marlin gen 3 - 8,

2023 trek marlin gen 3 - 8,

£873.70 · Buy It Now

» View details on eBay #sponsored
Trek superfly - trek,

Trek superfly - trek,

£516.70 · Buy It Now

» View details on eBay #sponsored
Trek marlin mountain bike - trek, 5

Trek marlin mountain bike - trek, 5

£274.39 · Buy It Now

» View details on eBay #sponsored
Trek 7100 hybrid mountain - hybrid,

Trek 7100 hybrid mountain - hybrid,

£130.70 · Buy It Now

» View details on eBay #sponsored
Trek marlin hardtail - marlin, 5

Trek marlin hardtail - marlin, 5

£450.00 · Buy It Now

» View details on eBay #sponsored
Trek procaliber carbon - trek,

Trek procaliber carbon - trek,

£1740.70 · Buy It Now

» View details on eBay #sponsored
Trek superfly g2 alu - trek,

Trek superfly g2 alu - trek,

£125.50 · Buy It Now

» View details on eBay #sponsored
2023 trek slash large - slash,

2023 trek slash large - slash,

£1495.00 · Buy It Now

» View details on eBay #sponsored
Trek powerfly full - trek,

Trek powerfly full - trek,

£1042.00 · Buy It Now

» View details on eBay #sponsored
Trek 5in full - trek, suspension

Trek 5in full - trek, suspension

£975.70 · Buy It Now

» View details on eBay #sponsored
Trek wahoo mountain bike - wahoo,

Trek wahoo mountain bike - wahoo,

£229.50 · Buy It Now

» View details on eBay #sponsored
Trek marlin gen3 - marlin,

Trek marlin gen3 - marlin,

£414.70 · Buy It Now

» View details on eBay #sponsored
Refrubed 1999 trek 8000 slr - refrubed,

Refrubed 1999 trek 8000 slr - refrubed,

£187.90 · Buy It Now

» View details on eBay #sponsored
Trek slash gen mountain - trek, 5

Trek slash gen mountain - trek, 5

£4399.00 · Buy It Now

» View details on eBay #sponsored
Trek procaliber 2024 large - procaliber,

Trek procaliber 2024 large - procaliber,

£720.70 · Buy It Now

» View details on eBay #sponsored
Trek marlin 29in mountain - 29in,

Trek marlin 29in mountain - 29in,

£567.70 · Buy It Now

» View details on eBay #sponsored
Trek stache plus drop - trek, 29

Trek stache plus drop - trek, 29

£895.00 · Buy It Now

» View details on eBay #sponsored
Trek fuel slr frame - 90,

Trek fuel slr frame - 90,

£125.50 · Buy It Now

» View details on eBay #sponsored
Trek marlin mountain bike - 7,

Trek marlin mountain bike - 7,

£394.30 · Buy It Now

» View details on eBay #sponsored
Trek mountain bike - trek,

Trek mountain bike - trek,

£282.36 · Buy It Now

» View details on eBay #sponsored
Trek marlin black mountain - 6,

Trek marlin black mountain - 6,

£333.10 · Buy It Now

» View details on eBay #sponsored
1994 trek 9900 oclv carbon - oclv,

1994 trek 9900 oclv carbon - oclv,

£499.00 · Buy It Now

» View details on eBay #sponsored
Trek roscoe hardtail - roscoe, 9

Trek roscoe hardtail - roscoe, 9

£822.70 · Buy It Now

» View details on eBay #sponsored
Trek marlin - trek,

Trek marlin - trek,

£399.91 · Buy It Now

» View details on eBay #sponsored
Trek lush large - lush, project

Trek lush large - lush, project

£549.00 · Buy It Now

» View details on eBay #sponsored
Trek 6500 alloy disc - trek,

Trek 6500 alloy disc - trek,

£42.30 · Buy It Now

» View details on eBay #sponsored
Trek top fuel oclv carbon - trek,

Trek top fuel oclv carbon - trek,

£260.70 · Buy It Now

» View details on eBay #sponsored
Trek fuel 5 - trek, ex

Trek fuel 5 - trek, ex

£618.70 · Buy It Now

» View details on eBay #sponsored
2025 trek slash gx axs - 9.8,

2025 trek slash gx axs - 9.8,

£2699.99 · Buy It Now

» View details on eBay #sponsored
Trek mountain bikes years - bikes, 41

Trek mountain bikes years - bikes, 41

£26.02 · Buy It Now

» View details on eBay #sponsored
Trek fuel gen - ex, 9.8

Trek fuel gen - ex, 9.8

£3995.00 · Buy It Now

» View details on eBay #sponsored
Whyte 905 large - ., 27.5s

Whyte 905 large - ., 27.5s

£650.00 · Buy It Now

» View details on eBay #sponsored
Trek wahoo kids - wahoo,

Trek wahoo kids - wahoo,

£213.90 · Buy It Now

» View details on eBay #sponsored
Rockshox vivid ultimate rc2t - rockshox,

Rockshox vivid ultimate rc2t - rockshox,

£260.70 · Buy It Now

» View details on eBay #sponsored
Trek marlin gen 26 - marlin, 6

Trek marlin gen 26 - marlin, 6

£863.50 · Buy It Now

» View details on eBay #sponsored
Trek roscoe hardtail bike - trek,

Trek roscoe hardtail bike - trek,

£649.99 · Buy It Now

» View details on eBay #sponsored
2023 large trek top - 2023,

2023 large trek top - 2023,

£1925.00 · Buy It Now

» View details on eBay #sponsored
Trek top fuel - top,

Trek top fuel - top,

£1281.70 · Buy It Now

» View details on eBay #sponsored
Trek 3500 mountain bike - mountain,

Trek 3500 mountain bike - mountain,

£260.70 · Buy It Now

» View details on eBay #sponsored
Trek superfly mountain bike - mountain,

Trek superfly mountain bike - mountain,

£639.00 · Buy It Now

» View details on eBay #sponsored
Trek marlin - trek,

Trek marlin - trek,

£598.30 · Buy It Now

» View details on eBay #sponsored
2009 trek session grey 26 - 2009,

2009 trek session grey 26 - 2009,

£617.68 · Buy It Now

» View details on eBay #sponsored
Trek top fuel rsl carbon - 9.9,

Trek top fuel rsl carbon - 9.9,

£1489.00 · Buy It Now

» View details on eBay #sponsored
Trek 4900 mountain bike - mountain,

Trek 4900 mountain bike - mountain,

£439.00 · Buy It Now

» View details on eBay #sponsored
Trek y11 carbon 1997 - y11, mountain

Trek y11 carbon 1997 - y11, mountain

£349.00 · Buy It Now

» View details on eBay #sponsored
Trek alpha mtb - alpha, 8.5

Trek alpha mtb - alpha, 8.5

£172.30 · Buy It Now

» View details on eBay #sponsored
Trek caliber shimano deore - x-caliber, 7

Trek caliber shimano deore - x-caliber, 7

£750.00 · Buy It Now

» View details on eBay #sponsored
Trek ticket 2011 - trek, signature

Trek ticket 2011 - trek, signature

£310.00 · Buy It Now

» View details on eBay #sponsored
Trek ladies bike inches - trek,

Trek ladies bike inches - trek,

£211.00 · Buy It Now

» View details on eBay #sponsored
Trek top fuel - top, 5

Trek top fuel - top, 5

£975.70 · Buy It Now

» View details on eBay #sponsored
Trek 990 singletrack - '92,

Trek 990 singletrack - '92,

£725.00 · Buy It Now

» View details on eBay #sponsored
New trek roscoe - roscoe, 6

New trek roscoe - roscoe, 6

£700.30 · Buy It Now

» View details on eBay #sponsored
Trek oclv elite 8 carbon - trek,

Trek oclv elite 8 carbon - trek,

£145.00 · Buy It Now

» View details on eBay #sponsored
Trek alpha 4100 - 4100, mountain

Trek alpha 4100 - 4100, mountain

£47.50 · Buy It Now

» View details on eBay #sponsored
Trek antelope 830 mtb - antelope,

Trek antelope 830 mtb - antelope,

£52.70 · Buy It Now

» View details on eBay #sponsored
Trek caliber 7 - trek,

Trek caliber 7 - trek,

£260.70 · Buy It Now

» View details on eBay #sponsored
Bontrager ranger series - bontrager,

Bontrager ranger series - bontrager,

£109.90 · Buy It Now

» View details on eBay #sponsored
Trek stache 29er plus - trek, custom

Trek stache 29er plus - trek, custom

£924.70 · Buy It Now

» View details on eBay #sponsored
Trek downhill mountain bike - downhill,

Trek downhill mountain bike - downhill,

£187.90 · Buy It Now

» View details on eBay #sponsored
Trek xcaliber hard tail - trek,

Trek xcaliber hard tail - trek,

£608.50 · Buy It Now

» View details on eBay #sponsored
Trek caliber 29in - x-caliber, xl

Trek caliber 29in - x-caliber, xl

£583.00 · Buy It Now

» View details on eBay #sponsored
Carrera road bike - carrera,

Carrera road bike - carrera,

£89.10 · Buy It Now

» View details on eBay #sponsored
Grab bargain lightly used - a,

Grab bargain lightly used - a,

£771.70 · Buy It Now

» View details on eBay #sponsored
Trek marlin mountain - marlin,

Trek marlin mountain - marlin,

£414.70 · Buy It Now

» View details on eBay #sponsored
Trek remedy 2021 medium 5 - trek,

Trek remedy 2021 medium 5 - trek,

£1822.30 · Buy It Now

» View details on eBay #sponsored
Trek marlin inch - trek,

Trek marlin inch - trek,

£320.99 · Buy It Now

» View details on eBay #sponsored
Trek fuel mountain - mountain, bike

Trek fuel mountain - mountain, bike

£924.70 · Buy It Now

» View details on eBay #sponsored

Looking for more trek mountain bikes?

Search eBay live — fresh results filtered for the best value, updated every hour.

🔍 Search live deals
📊96 listings · from £20 · avg £673.24

Browse 96 trek mountain bikes listings currently in our index. Prices range from £20 to £4399, with an average of £673.24. 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 →

Try this: schwinn cruiser | marin bike | ridgeback 16 | brooks saddle | tri bars | tandem bike | tri spoke | rockshox | trials bike | downhill bike

Shop by budget

< £25 £25 – £50 £50 – £100 £100 – £200 £200 – £500 > £500

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 96 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 £20, while premium listings can reach £4399 — giving you a wide budget spread to work with. The average price of £673.24 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.

🔍 trek mountain bikes Search live on eBay