Brand: TREK
Reference: 5319356
Trek's 2025 Top Fuel 9 Gen 4 bike is an aluminum trail bike that's designed to take on the longest climbs and descend at top speed, and repeat it again and again. It gives you the benefits of a lightweight aluminum frame, plus the upgrades you crave, like fully wireless shifting from SRAM's GX Eagle AXS drivetrain, 4-piston hydraulic brakes, and a 120mm/130mm FOX suspension package.
It is ideal for you if...
You like balance in everything you do: a combination of power for climbing and confidence for descending, agile handling, full suspension comfort, a tight bike budget and high-quality components. performance. You like the durability and affordability that an aluminum frame offers and you're looking for upgrades where they matter most.
Features
Its lightweight frame and versatile geometry They make it the perfect choice for all types of routes and all types of cyclists.
The 4-position Mino Link allows you to easily adjust the geometry or progression of the suspension depending on where and how you want to ride.
You get the best aluminum assembly, with a completely wireless SRAM transmission, improved suspension and a light but robust frame to destroy the mountains.
The Alpha Platinum aluminum frame is strong and lightweight and offers optimized internal storage for easy access to gear and snacks.
It's more ready than ever for any upgrade, with room for larger 140mm forks and longer-stroke shocks, offering up to 130mm of rear travel, plus room for extra-long dropper posts. .
Frame Assembly
Alpha Platinum Aluminum frame, internal storage, tapered head tube, internal cable routing, down tube protector, linkage OCLV carbon rocker Next, Mino 4 Link, ABP, Boost148, 120mm travel
Fox Rhythm 34 fork, Float EVOL air chamber, GRIP damping, tapered steerer, 44mm offset, Boost110, 15mm Kabolt axle, 130mm travel
Fox Performance Float DPS shock, 2-position damping, 185 mm x 50 mm
Maximum compatible fork travel 140 mm
Wheels
*Front wheel
Size: S
Bontrager Line Comp 30, Tubeless Ready, 6 bolts, Boost110, 15mm thru axle, 27.5"
Size: M, ML, L, XL
Bontrager Line Comp 30, Tubeless Ready, 6 bolts, Boost110, 15mm thru axle, 29"
*Rear wheel
Size: S
Bontrager Line Comp 30, Tubeless Ready, Rapid Drive 108, 6-bolt, Boost148, 12mm thru axle, 27.5''
Size: M, ML, L, XL
Bontrager Line Comp 30, Tubeless Ready, Rapid Drive 54, 6 bolts, Boost148, 12mm thru axle
Rear closure Bontrager Switch thru axle, removable cam
*Cover
Size: S
Bontrager Gunnisson Pro XR, Tubeless Ready, wire rim, 60 tpi, 27.5x2.40”
Size: M, ML, L, XL
Bontrager Gunnisson Pro XR, Tubeless Ready, double compound, aramid rim, 60 tpi, 29x2.40"
Bontrager TLR Sealant Cover Piece, 6oz
Bontrager TLR rim tape
Max. size. of the tire Frame: 29x2.50" Fork: See manufacturer
Electrical system
Battery SRAM eTap battery pack (with charger)
Transmission
SRAM AXS POD shift lever
SRAM GX Eagle AXS rear derailleur, T-Type
SRAM GX Eagle bottom bracket, T-Type, DUB, 30T, 55mm chainline, 170mm length
SRAM DUB MTB Wide bottom bracket, 73 mm, BSA threaded
SRAM Eagle XS-1275 cassette, T-Type, 10-52, 12 speeds
SRAM GX Eagle chain, T-Type, 12 speeds
Maximum plate size 1x: 34D, min. 30D
Components
Verse Short Comp saddle, steel rails, 145 mm width
*Seatpost
Size: S
Bontrager Line Dropper, 100 mm travel, MaxFlow, internal guidance, 34.9 mm, 310 mm length
Size: M, ML, L, XL
Bontrager Line Dropper, 170 mm travel, MaxFlow, internal guidance, 34.9 mm, 450 mm length
Bontrager Line handlebar, aluminum, 35 mm, height 27.5 mm, width 780 mm
Bontrager XR Trail Comp grips with nylon lock
Bontrager Elite stem, 35 mm, 0 degrees, 45 mm length
4-piston hydraulic disc brake SRAM Level Bronze
SRAM CenterLine brake disc, 6 bolts, rounded edge, 180 mm
Disc size Maximum brake disc dimensions: frame: 200 mm, min. 180 mm, fork: see manufacturer
Accessories
Bontrager BITS Internal Frame Storage Bag
Weight
Weight M - 14.38 kg / 31.71 lbs (with TLR sealant, without tubes)
Weight limit This bicycle has a maximum weight limit (combined weight of bicycle, rider and cargo) of 136 kg.