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- Trek Top Fuel 5 Gen 4 Full Suspension Mountain Bike 2025
Trek Top Fuel 5 Gen 4 Full Suspension Mountain Bike 2025
The Top Fuel 5 Gen 4 is a nimble alloy trail bike that's ready to hammer up climbs and hold its own on descents – all without breaking the bank. It offers 130 mm of front and 120 mm of rear suspension that gives you just enough squish to soak up chatter without draining your power on all-day pedal fests. It comes equipped with a RockShox suspension package and Shimano Deore group set that gives you everything you need to rip in an economical package.
It's right for you if...
You want to dive into a full suspension rig and want a light, yet capable alloy ride to get you there. Cost is an important factor, and you don't mind upgrading some parts over time. You want to ride a variety of trails, from smooth cross-country to more rugged all-mountain and you need a versatile bike that stays efficient on long climbs without sacrificing confidence on descents.
The tech you get
An Alpha Platinum Aluminium frame with a 4-way Mino Link for adjusting geometry and leverage rate. A 130 mm RockShox Recon Silver RL fork with SoloAir spring, Motion Control damper and lockout, plus 120 mm of rear travel with an X-Fusion Pro 2 shock with a 2-position damper. It's topped off with a Shimano Deore 12-speed group set, hydraulic disc brakes, a TranzX dropper post and Tubeless Ready Bontrager Line TLR 30 wheels.
Why you'll love it
- Its lightweight frame and versatile geometry make it the perfect choice for all kinds of rides and all kinds of riders
- The 4-way Mino Link makes it easy to adjust your geometry or leverage rate for how and where you want to ride
- Its economical build lets you dive into a full suspension mountain bike without breaking the bank, and it leaves room for upgrades over time
- The Alpha Platinum Aluminium frame is robust, yet light, and packs in updated internal frame storage for easy access to gear and snacks
- It's more upgrade-ready than ever, with room for bigger 140 mm forks and longer-stroke shocks for up to 130 mm of rear travel, plus room for extra-long dropper posts
The final word
The Top Fuel 5 Gen 4 is a versatile trail bike that finds the balance between efficiency, capability and budget. Its lightweight alloy frame packs in tons of adjustment, thanks to the 4-way Mino Link, with plenty of internal storage for stashing essentials on the ride. An economical component package is ready to hit the trail now and gives you room for upgrades later.
Frame | Alpha Platinum Aluminium, internal storage, tapered head tube, internal guided routing, downtube guard, alloy rocker link, 4-way Mino Link, ABP, Boost148, 120 mm travel |
Rear shock | X-Fusion Pro 2, 2-position damper, 185 mm x 50 mm |
Fork | RockShox Recon Silver RL, Solo Air, Motion Control damper, lockout, tapered steerer, 42 mm offset, Boost110, 15 mm Maxle Stealth, 130 mm travel |
Shifters | Shimano Deore M6100, 12-speed |
Rear derailleur | Shimano Deore M6100, long cage |
Chainset | Shimano MT512, 30T ring, 55 mm chain line, 170 mm length |
Bottom bracket | Shimano BB-MT501 BSA |
Chain | Shimano Deore M6100, 12-speed |
Cassette | Shimano Deore M6100, 10-51, 12-speed |
Wheelset | Bontrager Line TLR 30, Tubeless-Ready, 32-hole, Presta valve |
Hubs | Bontrager alloy, 6-bolt, Boost110, 15 mm thru-axle Bontrager alloy, sealed bearing, 6-bolt, Shimano MicroSpline freehub, Boost148, 12 mm thru axle |
Tyres | Bontrager Gunnison Elite XR, Tubeless Ready, wire bead, 60 tpi |
Brakes | Shimano MT200 hydraulic disc |
Handlebars | Bontrager alloy, 31.8 mm, 15 mm rise, 750 mm width |
Grips | Bontrager XR Trail Comp, nylon lock-on |
Stem | Bontrager Comp, 31.8 mm, Blendr compatible, 7-degree, 50 mm length |
Saddle |
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Seatpost | TranzX JD-YSI22, 170 mm travel, internal routing, 34.9 mm (100mm travel on size S) |
Pedals | None - SHOP PEDALS HERE |
Customer reviews
We aim to provide efficient delivery on all packages to mainland UK addresses. There are some areas where we will need to charge slightly more due to postage costs such as Highlands & Islands, Southern Ireland & Isle of Man.
Delivery is charged at £5.95 for standard delivery to UK mainland (see below for exceptions). Next working day delivery available for £6.95 if order before 1pm. Bikes are subject to £10.00 carriage charge. Exceptions can be found below. E-Bikes are subject to £30.00 carriage charge due to higher weight and value involved for insurance purposes.
Free delivery is available for orders over £75 and is a 2 working day service.
Orders placed before 12pm Monday to Thursday will be shipped the same day for next day delivery. Orders placed after 12pm Thursday and onwards will be shipped on Monday.
DUE TO THE CURRENT HIGH DEMAND, DELIVERY TIME FOR BIKES IS 7-10 DAYS. ALL PARTS AND ACCESSORIES ARE STILL 1-2 DAYS.
We use DPD for all our shipments:
DPD offer an excellent delivery service, with full tracking information and an hour time slot given on the day of delivery. You can also change the destination of your parcel, including local drop off points.
*Saturday delivery can be arranged at extra cost, please call for details.
SHIPPING EXCEPTIONS & SURCHARGES
Unfortunately due to the policies of our chosen shipping companies we regret that we will have to apply a separate charge to selected postcodes in the UK for some of our packages. If we need to apply this charge we will contact you after your order has been placed and work out the extra shipping charge. We do ship outwith the UK, please contact us for prices and options.
NORTHERN IRELAND POSTCODE SHIPPING EXCEPTIONS
Postcodes in Northern Ireland will carry a further charge for shipping, please contact for more details and prices.
ABERDEENSHIRE POSTCODE SHIPPING EXCEPTIONS
Postcodes in Aberdeenshire carry a further charge for large item shipping.
OUTER HEBRIDES POSTCODE SHIPPING EXCEPTIONS
Postcodes in the Outer Hebrides will carry a further charge for large item shipping, please contact for more details and prices.
INVERNESSHIRE POSTCODE SHIPPING EXCEPTIONS
Postcodes in Invernesshire carry a further charge for large item shipping.
KIRKWALL AREA POSTCODE SHIPPING EXCEPTIONS
Postcodes in the Kirkwall area carry a further charge for large item shipping shipping.
PAISLEY (WESTERN ISLES) POSTCODE SHIPPING EXCEPTIONS
Postcodes ranging from PA20 - PA80 in the Paisley & Western Isles will carry a further charge for large item shipping, please contact for more details and prices.
SHETLAND ISLES AREA SHIPPING EXCEPTIONS
Postcode within the Shetland Isles will carry a further charge for large item shipping, please contact for more details and prices.