Bike Comparison
 |  |  |
| MSRP | $899 | $999 | $1,299 |
|---|---|---|---|
| Spec Level | |||
| Where to Buy | — $1 At | — $1 At | — $1 At |
| Category | Crosscountry | Crosscountry | Crosscountry |
| Weight | 32.6 lbs | 32.2 lbs | 31.5 lbs |
| Frame | Aluminum | Aluminum | Aluminum |
| Fork | Suntour XCT | RockShox Judy | RockShox Judy |
| Wheels | Aluminum | Aluminum | Aluminum |
| Wheel Size | 26″ / 27.5″ / 29″ | 27.5″ / 29″ | 26″ / 27.5″ / 29″ |
| Brakes | Hydraulic Disc | Hydraulic Disc | Hydraulic Disc |
| Groupset | Deore | Deore, FSA | SX Eagle |
| Drivetrain | 1 × 10 | 1 × 10 | 1 × 12 |
| Suspension | Hardtail | Hardtail | Hardtail |
| Front Travel | 100mm | 100mm | 80mm |
| Seatpost | Rigid | Rigid | Dropper |
| Brand Site | trekbikes.com | trekbikes.com | trekbikes.com |
| Summary | The Trek Marlin 6 Gen 3, Trek Marlin 7 Gen 3, and Trek Marlin 8 Gen 3 are all aluminum frame hardtail crosscountry bikes. The Marlin 7 Gen 3 has 27.5″ / 29″ aluminum wheels, while the Marlin 8 Gen 3 has a dropper post and better components. | ||
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Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more. Learn more →
| Frame | aluminum frame | aluminum frame | aluminum frame |
|---|---|---|---|
| Fork | Size: XXS, SR Suntour XCT 30, coil spring, preload, hydraulic lockout, 42mm offset for 26'' wheel, 100mm QR, 100mm travel; Size: XS, 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, XXL, SR Suntour XCT 30, coil spring, preload, hydraulic lockout, 46mm offset for 29'' wheel, 100mm QR, 100mm travel | Size: XS, S, RockShox Judy, coil spring, preload, TurnKey lockout, 42mm offset for 27.5'' wheel, 100mm QR, 100mm travel; Size: M, ML, L, XL, XXL, RockShox Judy, coil spring, preload, TurnKey lockout, 46mm offset for 29'' wheel, 100mm QR, 100mm travel | Size: XXS, RockShox Judy Silver, Solo Air spring, rebound adjust, TurnKey hydraulic lockout, 42mm offset for 27.5'' wheel, 100mm QR, 80mm travel; Size: XS, S, RockShox Judy Silver, Solo Air spring, rebound adjust, TurnKey hydraulic lockout, 42mm offset for 27.5'' wheel, 100mm QR, 100mm travel; Size: M, ML, L, XL, RockShox Judy Silver, Solo Air spring, rebound adjust, TurnKey hydraulic lockout, 46mm offset for 29'' wheel, 100mm QR, 100mm travel |
| Bottom Bracket | VP BC73, 73mm, threaded cartridge | FSA, 73mm, threaded cartridge, 122.5mm spindle | Truvativ Powerspline, 73mm, threaded cartridge, 118mm spindle |
| Headset | Semi-integrated, 1-1/8'' | Semi-integrated, 1-1/8'' | Semi-integrated, 1-1/8'' |
| Stem | Size: XXS, XS, S, Bontrager alloy, 31.8mm, Blendr compatible, 7 degree, 35mm length; Size: M, ML, L, Bontrager alloy, 31.8mm, Blendr compatible, 7 degree, 50mm length; Size: XL, Bontrager alloy, 31.8mm, Blendr compatible, 7 degree, 60mm length; Size: XXL, Bontrager alloy, 31.8mm, Blendr compatible, 7 degree, 70mm length | Size: XS, S, Bontrager alloy, 31.8mm, Blendr compatible, 7 degree, 35mm length; Size: M, ML, L, Bontrager alloy, 31.8mm, Blendr compatible, 7 degree, 50mm length; Size: XL, Bontrager alloy, 31.8mm, Blendr compatible, 7 degree, 60mm length; Size: XXL, Bontrager alloy, 31.8mm, Blendr compatible, 7 degree, 70mm length | Size: XXS, XS, S, Bontrager alloy, 31.8mm, Blendr compatible, 7 degree, 35mm length; Size: M, ML, L, Bontrager alloy, 31.8mm, Blendr compatible, 7 degree, 50mm length; Size: XL, Bontrager alloy, 31.8mm, Blendr compatible, 7 degree, 60mm length |
| Handlebar | Size: XXS, XS, Bontrager alloy, 31.8mm, 5mm rise, 690mm width; Size: S, Bontrager alloy, 31.8mm, 15mm rise, 720mm width; Size: M, ML, L, XL, XXL, Bontrager alloy, 31.8mm, 15mm rise, 750mm width | 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, XXL, Bontrager alloy, 31.8mm, 15mm rise, 750mm width | Size: XXS, 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 |
| Saddle | Bontrager Arvada, steel rails, 138mm width | Bontrager Arvada, steel rails, 138mm width | Bontrager Arvada, steel rails, 138mm width |
| Seatpost | Size: XXS, Bontrager alloy, 31.6mm, 12mm offset, 300mm length; Size: XS, S, M, Bontrager alloy, 31.6mm, 12mm offset, 330mm length; Size: ML, L, XL, XXL, Bontrager alloy, 31.6mm, 12mm offset, 400mm length | Size: XS, S, M, Bontrager alloy, 31.6mm, 12mm offset, 330mm length; Size: ML, L, XL, XXL, Bontrager alloy, 31.6mm, 12mm offset, 400mm length | Size: XXS, XS, S, TranzX JD-YSP18, 100mm travel, internal routing, 31.6mm, 361mm length; Size: M, TranzX JD-YSP18, 130mm travel, internal routing, 31.6mm, 425mm length; Size: ML, L, XL, TranzX JD-YSP18, 150mm travel, internal routing, 31.6mm, 470mm length |
| Grips | Bontrager XR Endurance Comp, lock-on | Bontrager XR Trail Comp, nylon lock-on | Bontrager XR Trail Comp, nylon lock-on |
| Rear Derailleur | Shimano Deore M5120, long cage | Shimano Deore M5120, long cage | SRAM SX Eagle |
|---|---|---|---|
| Crank | Size: XXS, Prowheel C10Y-NW, 30T steel narrow-wide ring, 160mm length; Size: XS, S, M, ML, L, XL, XXL, Prowheel C10Y-NW, 30T steel narrow-wide ring, 170mm length | Size: XS, S, M, FSA Alpha Drive, 28T steel ring, Boost, 170mm length; Size: ML, L, XL, XXL, FSA Alpha Drive, 28T steel ring, Boost, 175mm length | Size: XXS, SRAM SX Eagle, 30T steel ring, 49mm chainline, 155mm length; Size: XS, S, M, SRAM SX Eagle, 30T steel ring, 49mm chainline, 170mm length; Size: ML, L, XL, SRAM SX Eagle, 30T steel ring, 49mm chainline, 175mm length |
| Shifters | Shimano Deore M4100, 10 speed | Shimano Deore M4100, 10 speed | SRAM SX Eagle, 12 speed |
| Cassette | Shimano Deore M4100, 11-46, 10 speed | Shimano Deore M4100, 11-46, 10 speed | SRAM PG-1210 Eagle, 11-50, 12 speed |
| Chain | KMC X10, 10 speed | KMC X10, 10 speed | SRAM SX Eagle, 12 speed |
| Brakes | Tektro HD-M275 hydraulic disc | Shimano MT200 hydraulic disc | Shimano MT200 hydraulic disc |
| Rims | Bontrager Kovee, double-wall, Tubeless Ready, 28-hole, 23mm width, Presta valve | Bontrager Kovee, double-wall, Tubeless Ready, 28-hole, 23mm width, Presta valve | Bontrager Kovee, double-wall, Tubeless Ready, 28-hole, 23mm width, Presta valve |
|---|---|---|---|
| Spokes | 14g stainless steel | ||
| Front Hub | Formula DC-20, alloy, 6-bolt, 100mm ThruSkew | Formula DC-20, alloy, 6-bolt, 100mm ThruSkew | Formula DC-20 LW, alloy, 6-bolt, 5x100mm QR |
| Rear Hub | Formula DC-22, alloy, 6-bolt, Shimano 8/9/10 freehub, 135x5mm QR | Formula DC-22, alloy, 6-bolt, Shimano 8/9/10 freehub, 135x5mm QR | Formula DC-22LW, 6-bolt, Shimano 8/9/10 freehub, 135x5mm QR |
| Tires | Size: XXS, Bontrager XT3 Comp, wire bead, 30 tpi, 26x2.35''; Size: XS, S, Bontrager XT3 Comp, wire bead, 30 tpi, 27.5x2.40''; Size: M, ML, L, XL, XXL, Bontrager XT3 Comp, wire bead, 30 tpi, 29x2.40'' | Size: XS, S, Bontrager XT3 Comp, wire bead, 30 tpi, 27.5x2.40''; Size: M, ML, L, XL, XXL, Bontrager XT3 Comp, wire bead, 30 tpi, 29x2.40'' | Size: XXS, Maxxis Ardent, tubeless, EXO casing, folding bead, 60tpi, 26x2.40''; Size: XS, S, Maxxis Ardent, tubeless, EXO casing, folding bead, 60tpi, 27.5x2.40''; Size: M, ML, L, XL, Maxxis Ardent, tubeless, EXO casing, folding bead, 60tpi, 29x2.40'' |
| Disk Rotors | Size: XS, S, M, ML, L, XL, XXL, Shimano RT26, 6-bolt,160mm; Size: M, ML, L, XL, XXL, Shimano RT26, 6-bolt,180mm | Size: XXS, XS, S, M, ML, L, XL, Shimano RT26, 6-bolt,160mm; Size: M, ML, L, XL, Shimano RT26, 6-bolt,180mm |