Trek Fuel EX 8 Gen 5
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Trekâs 2022 âFuel EX 8 Gen 5â is a versatile mountain bike designed for challenging trails and intense rides. The frame is made from Alpha Platinum Aluminium and, with a tapered head tube, Knock Block, internal Control Freak cable routing and a down tube guard, offers high stability and durability. The frame also features a magnesium lever, Mino Link, ABP and Boost148, enabling 130 mm of travel. The maximum rider weight is 136 kg, whilst the bike itself weighs just 13 kg.
The braking system is fitted with SRAM DB 8 hydraulic 4-piston disc brakes at both the front and rear. The brake discs are SRAM CenterLine with a 6-hole mounting pattern and rounded edges, each with a diameter of 180 mm. Precise gear changes are ensured by the Shimano XT M8100 shifter with a 12-speed drivetrain. The fork is a Fox Rhythm 34 with Float EVOL air spring and GRIP damping, offering 140 mm of travel.
The drivetrain consists of a Shimano SLX M7100 with a Shimano XT M8100 cassette, covering a range of 10â51 teeth and also offering 12-speed shifting. The handlebars are aluminium Bontrager Line with a width of 750 mm and a rise of 27.5 mm, whilst the grips are Bontrager XR Trail Elite with nylon clamps. The stem is a Bontrager Elite with a length of 35 mm and a 0-degree angle.
The wheelset consists of Bontrager Line Comp 30, Tubeless Ready rims with a 6-hole disc mount and Boost110, 15 mm thru-axle at the front and Boost148 at the rear. The saddle is a Bontrager Arvada with CrMo tubular rails and a width of 138 mm. The seatpost is a Bontrager Line Dropper with 100 mm of travel and internal cable routing, with a diameter of 31.6 mm and a length of 345 mm. The saddle is clamped using a bolt-on clamp with a diameter of 36.4 mm.
The bike has a reach of 42 mm, a stack of 61 mm, a seat tube length of 40 mm and a top tube length of 58 mm. The head tube angle is 66 degrees, whilst the seat tube angle is 68 degrees. The head tube length is 10 mm, the chainstay length is 44 mm and the standover height is 71 mm. The bikeâs wheelbase measures 115 mm in total.
The Trek Fuel EX 8 Gen 5 is available at a price of 3,799 EUR and offers an excellent combination of stability, performance and versatility for ambitious mountain bikers.
Tests & Reviews
Equipment
| Rear brakes | SRAM DB 8 4-piston hydraulic disc brake // SRAM DB 8 4-piston hydraulic disc SRAM CenterLine, 6-hole disc mount, rounded edge, 180 mm |
| Front brakes | SRAM DB 8 4-piston hydraulic disc brake // SRAM DB 8 4-piston hydraulic disc SRAM CenterLine, 6-hole disc mount, rounded edge, 180 mm |
| Frame | Alpha Platinum Aluminium, tapered head tube, Knock Block, internal Control Freak cable routing, down tube protector, ISCG 05, magnesium lever, Mino Link, ABP, Boost148, 130 mm travel |
| Shift levers | Shimano XT M8100, 12-speed |
| Fork | Fox Rhythm 34, Float EVOL air spring, GRIP damping, tapered steerer tube, 44 mm offset, Boost110, 15 mm Kabolt axle, 140 mm travel |
| Sprocket | Shimano XT M8100, 10-51 t., 12-speed |
| Drive | Shimano SLX M7100, 12-speed |
| Handlebar | Bontrager Line, aluminium, 35 mm, 27.5 mm rise, 750 mm width |
| Grips | Bontrager XR Trail Elite, nylon clamp |
| Stem | Bontrager Elite, 35 mm, 0 degrees, 35 mm length |
| Saddle | Bontrager Arvada, CrMo tube stays, 138 mm width |
| Seatpost | Bontrager Line Dropper, 100 mm travel, internal cable routing, 31.6 mm, 345 mm length |
| Seat clamp | Bolt-on, 36.4 mm |
| Wheelset | Bontrager Line Comp 30, Tubeless Ready, 6-hole disc mount, Boost110, 15 mm thru-axle Bontrager Line Comp 30, Tubeless Ready, 28-hole, Presta valve Bontrager, aluminium, sealed bearing, 6-hole disc mount, Rapid Drive 108, Shimano Micro |