Trek Marlin 5 Gen 3 Bike 2025 Overview
Build
| Frame |
Size: XS, Alpha Silver Aluminum, curved top tube, internal derailleur & dropper post routing, rack and kickstand mount, 135x5mm ThruSkew; Size: S, M, ML, L, XL, Alpha Silver Aluminum, internal derailleur & dropper post routing, rack and kickstand mount, 135x5mm ThruSkew BB Standard:?BSA, 73mm, Threaded Tire Clearance:?2.4″ Colors:?Matte Dnister Black; Power Surge; Purple Flip to Trek Black Fade |
|---|---|
| Fork |
Size: XS, SR Suntour XCT 30, coil spring, preload, hydraulic lockout, 42mm offset for 27.5” wheel, 100mm QR, 80mm travel; Size: S, SR Suntour XCT 30, coil spring, preload, hydraulic lockout, 42mm offset for 27.5” wheel, 100mm QR, 100mm travel; Size: M, ML, L, XL, SR Suntour XCT 30, coil spring, preload, hydraulic lockout, 46mm offset for 29” wheel, 100mm QR, 100mm travel Travel:?100mm Spring Type:?Coil |
| Bottom Bracket |
VP BC73, 73mm, threaded cartridge |
| Headset |
Semi-integrated, 1-1/8” |
| Stem |
Size: XS, S, Bontrager Comp, 31.8mm, 7 degree, 35mm length; Size: M, ML, L, Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 50mm length; Size: XL, Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 60mm length |
| Handlebar |
Size: XS, Bontrager alloy, 31.8mm, 5mm rise, 690mm width; Size: S, Bontrager alloy, 31.8mm, 15mm rise, 720mm width; Size: M, ML, L, XL, Bontrager alloy, 31.8mm, 15mm rise, 750mm width |
| Seatpost |
Size: XS, S, M, Bontrager alloy, 31.6mm, 12mm offset, 330mm length; Size: ML, L, XL, Bontrager alloy, 31.6mm, 12mm offset, 400mm length Type:?Rigid |
| Pedals |
VP-536 nylon platform |
| Grips |
Bontrager XR Trail Comp, nylon lock-on |
Groupset
| Rear Derailleur |
Shimano CUES U4000 |
|---|---|
| Crank |
Size: XS, Prowheel C10Y-NW, 30T steel narrow-wide ring, 160mm length; Size: S, M, ML, Prowheel C10Y-NW, 30T steel narrow-wide ring, 170mm length; Size: L, XL, Prowheel C10Y-NW, 30T steel narrow-wide ring, 175mm length |
| Shifters |
Shimano U4000, 9 speed |
| Cassette |
Shimano LINKGLIDE LG300, 11-46, 9 speed |
| Chain |
Shimano LG500, 9/10/11 speed |
| Brakes |
Size: XS, S, Tektro HD-M276 hydraulic disc, short reach; Size: M, ML, L, XL, Tektro HD-M275 hydraulic disc Type:?Hydraulic Disc |
Wheels
| Rims |
Bontrager Connection, double-wall, 32-hole, 20mm width, schrader valve |
|---|---|
| Spokes |
14g stainless steel, black |
| Front Hub |
Formula DC-20, alloy, 6-bolt, 5x100mm QR |
| Rear Hub |
Formula DC-22, alloy, 6-bolt, Shimano 8/9/10 freehub, 135x5mm QR |
| Tires |
Size: XS, S, Bontrager XT3 Comp, wire bead, 30 tpi, 27.5×2.40”; Size: M, ML, L, XL, Bontrager XT3 Comp, wire bead, 30 tpi, 29×2.40” |
| Disc Rotors |
Tektro, 6-bolt, 160mm |












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