Top Fuel 5 Gen 4 - 2025

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.

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.

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

SPECS

FRAMESET

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

Fork: RockShox Recon Silver RL, Solo Air, Motion Control damper, lockout, tapered steerer, 42 mm offset, Boost110, 15 mm Maxle Stealth, 130 mm travel

Shock: X-Fusion Pro 2, 2-position damper, 185 mm x 50 mm

Max compatible fork travel: 140 mm

WHEELS

Hub front: Bontrager alloy, 6-bolt, Boost110, 15 mm thru-axle

Hub rear: Bontrager alloy, sealed bearing, 6-bolt, Shimano MicroSpline freehub, Boost148, 12 mm thru axle

Skewer rear: Bontrager Switch thru-axle, removable lever

Rim: Bontrager Line TLR 30, Tubeless-Ready, 32-hole, Presta valve

Tyre:

- Size: S | Bontrager Gunnison Elite XR, Tubeless Ready, wire bead, 60 tpi, 27.5x2.40"

- Size: M, ML, L, XL | Bontrager Gunnison Elite XR, Tubeless Ready, wire bead, 60 tpi, 29x2.40"

Tyre part: Bontrager TLR sealant, 180 ml/6 oz

Rim strip: Bontrager TLR

Max tyre size: Frame: 29x2.50", Fork: See manufacturer

DRIVETRAIN

Saddle: Bontrager Verse P3, steel rails

Seatpost:

- Size: S | TranzX JD-YSI22, 100 mm travel, internal routing, 34.9 mm, 346 mm length

- Size: M, ML, L, XL | TranzX JD-YSI22, 170 mm travel, internal routing, 34.9 mm, 497 mm length

Handlebar: 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

Brake: Shimano MT200 hydraulic disc

Rotor size: Max brake rotor sizes – Frame: 200 mm, min 180 mm, Fork: see fork manufacturer

COMPONENTS

Saddle: Bontrager Verse P3, steel rails

Seatpost:

- Size: S | TranzX JD-YSI22, 100 mm travel, internal routing, 34.9 mm, 346 mm length

- Size: M, ML, L, XL | TranzX JD-YSI22, 170 mm travel, internal routing, 34.9 mm, 497 mm length

Handlebar: 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

Brake: Shimano MT200 hydraulic disc

Rotor size: Max brake rotor sizes – Frame: 200 mm, min 180 mm, Fork: see fork manufacturer

ACCESSORIES

Bag: Bontrager BITS Internal Frame Storage Bag

WEIGHT

Weight: M - 15.90 kg / 35.06 lbs

Weight limit: This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lb).

The manufacturer reserves the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colours, materials and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice. The prices shown are the manufacturer's suggested retail prices.