MSRP | $1,299 | $599 | $649 |
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Where to Buy | — $1 At | $599 19% off At Trek | |
Category | Crosscountry | Crosscountry | Crosscountry |
Weight | 28.7 lbs | 30.8 lbs | 31.1 lbs |
Aluminum | Aluminum | Aluminum | |
Fork | RockShox Judy (air) | Suntour XCM (coil) | Suntour XCT (coil) |
Wheels | Aluminum | Aluminum | Aluminum |
29″ | 27.5″ / 26″ / 29″ | 27.5″ / 29″ | |
Brakes | Hydraulic Disc | Hydraulic Disc | Hydraulic Disc |
Groupset | SX Eagle | Altus, Shimano | Deore |
Drivetrain | 1 × 12 | 2 × 8 | 1 × 10 |
Suspension | Hardtail | Hardtail | Hardtail |
Front Travel | 100mm | 100mm | 100mm |
Brand Site | |||
Summary | The Specialized Rockhopper Expert 29, Trek Marlin 5 Gen 2, and Trek Marlin 6 Gen 2 are all aluminum frame hardtail crosscountry bikes. The Rockhopper Expert 29 has 29″ aluminum wheels, better components, and a better fork; the Marlin 5 Gen 2 has 27.5″ / 26″ / 29″ aluminum wheels; and the Marlin 6 Gen 2 has 27.5″ / 29″ aluminum wheels. |
Based on frame geometry and build specs.
Frame | Specialized A1 premium butted alloy, zero-stack head tube, internal cable routing, 135x9mm forged dropouts, chainstay-mounted disc brake, replaceable alloy derailleur hanger, stealth rack mounts, dropper post compatible Colors: Satin Silver Dust / Black Holographic; Gloss Oak Green Metallic / Metallic White Silver; Gloss Lagoon Blue / Satin Light Silver | Size: XXS, XS, S, Alpha Silver Aluminum, curved top tube, internal routing, chainstay disc brake mount, rack and kickstand mount, 135x5mm QR; Size: M, ML, L, XL, XXL, Alpha Silver Aluminum, internal routing, chainstay disc brake mount, rack and kickstand mount, 135x5mm QR Colors: Satin Silver Dust / Black Holographic; Gloss Oak Green Metallic / Metallic White Silver; Gloss Lagoon Blue / Satin Light Silver | Size: XS, S, Alpha Silver Aluminum, curved top tube, internal routing, chainstay disc brake mount, rack and kickstand mount, 135x5mm QR; Size: M, ML, L, XL, XXL, Alpha Silver Aluminum, internal routing, chainstay disc brake mount, rack and kickstand mount, 135x5mm QR Colors: Satin Silver Dust / Black Holographic; Gloss Oak Green Metallic / Metallic White Silver; Gloss Lagoon Blue / Satin Light Silver |
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Fork | RockShox Judy, Solo Air, Turnkey damper, 46mm offset, QR, 80/90/100mm travel (size-specific), alloy steerer Travel: 100mm Spring Type: Coil | Size: XXS, SR Suntour XCM 30, coil spring, preload, hydraulic lockout, 42mm offset for 26'' wheel, 100mm QR, 100mm travel; 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, XXL, SR Suntour XCT 30, coil spring, preload, hydraulic lockout, 46mm offset for 29'' wheel, 100mm QR, 100mm travel Travel: 100mm Spring Type: Coil | 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, XXL, 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 | SRAM Powerspline | Sealed cartridge, 73mm | Sealed cartridge, 73mm |
Headset | Semi-integrated, 1-1/8'' | Semi-integrated, 1-1/8'' | |
Stem | 3D-forged alloy, 31.8mm, 7-degree rise | Size: XXS, Bontrager Comp, 31.8mm, 7 degree, 35mm length; Size: XS, Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 50mm length; Size: S, Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 60mm length; Size: M, Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 70mm length; Size: ML, L, Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 80mm length; Size: XL, XXL, Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 90mm length | Size: XS, Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 50mm length; Size: S, Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 60mm length; Size: M, Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 70mm length; Size: ML, L, Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 80mm length; Size: XL, XXL, Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 90mm length |
Handlebar | Stout Mini Rise, alloy, 9-degree backsweep, 15mm rise, 31.8mm | Size: XXS, XS, Bontrager alloy, 31.8mm, 5mm rise, 690mm width; Size: S, M, ML, L, XL, XXL, Bontrager alloy, 31.8mm, 5mm rise, 720mm width | Size: XS, Bontrager alloy, 31.8mm, 5mm rise, 690mm width; Size: S, M, ML, L, XL, XXL, Bontrager alloy, 31.8mm, 5mm rise, 720mm width |
Saddle | Bridge Sport, Steel rails, 155/143mm | Bontrager Arvada, steel rails, 138mm width | Bontrager Arvada, steel rails, 138mm width |
Seatpost | Alloy, 2-bolt clamp, 30.9mm | 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 |
Pedals | SBC-54 Flat pedal | VP-536 nylon platform | |
Grips | Specialized MTB Grip, lock-on | Bontrager XR Endurance Comp, lock-on |
Rear Derailleur | SRAM SX Eagle, 12-speed | Shimano Altus M310 | Shimano Deore M5120, long cage |
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Front Derailleur | Shimano Altus M315, 34.9mm clamp, top swing, dual pull | ||
Crank | SRAM SX Eagle, Powerspline | Size: XXS, Prowheel TM-CY10, 36/22, 160mm length; Size: XS, S, M, Shimano M315, 36/22, 170mm length; Size: ML, L, XL, XXL, Shimano M315, 36/22, 175mm length | Size: XS, S, M, ML, Prowheel C10Y-NW, 30T steel narrow-wide ring, 170mm length; Size: L, XL, XXL, Prowheel C10Y-NW, 30T steel narrow-wide ring, 175mm length |
Shifters | SRAM SX Eagle, trigger, 12-speed | Size: XXS, XS, S, M, ML, L, XL, XXL, Shimano M315, 2 speed; Size: XXS, XS, S, M, ML, L, XL, XXL, Shimano M315, 8 speed | Shimano Deore M4100, 10 speed |
Cassette | SRAM PG-1210 Eagle, 11-50t | Shimano HG200, 12-32, 8 speed | Shimano Deore M4100, 11-46, 10 speed |
Chain | SRAM SX Eagle, 12-speed | KMC Z8.3, 8 speed | KMC X10, 10 speed |
Brakes | Front: SRAM Level, hydraulic disc, 180/160mm, Rear: SRAM Level, 2-piston caliper, hydraulic disc, 180mm | Tektro HD-M275 hydraulic disc, 180mm rotor | Tektro HD-M275 hydraulic disc, 180mm rotor |
Rims | Specialized Alloy, hookless, Tubeless ready, 25mm inner width | Size: XS, S, Bontrager Connection, double-wall, 32-hole, 20 mm width, Schrader valve, Black; Size: M, ML, L, XL, XXL, Bontrager Connection, double-wall, 32-hole, 20 mm width, Schrader valve | Bontrager Connection, double-wall, 32-hole, 20mm width, schrader valve |
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Spokes | Stainless, 14g | ||
Front Hub | Formula DC-20, 6-Bolt, disc, 100x9mm spacing, quick-release | Formula DC-20, alloy, 6-bolt, 5x100mm QR | Formula DC-20, alloy, 6-bolt, 5x100mm QR |
Rear Hub | Formula DC-22, 6-Bolt freehub, disc, 135x9mm spacing, quick-release | 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 |
Tires | Front: Specialized Fast Trak, Control Casing, T5 Compound, 29x2.35, Rear: Specialized Fast Trak, Control Casing, T5 Compound, 29x2.35 | Size: XXS, Bontrager XR2 Comp, wire bead, 30 tpi, 26x2.20''; Size: XS, S, Bontrager XR2 Comp, wire bead, 30 tpi, 27.5x2.20''; Size: M, ML, L, XL, XXL, Bontrager XR2 Comp, wire bead, 30 tpi, 29x2.20'' | Size: XS, S, Bontrager XR2 Comp, wire bead, 30 tpi, 27.5x2.20''; Size: M, ML, L, XL, XXL, Bontrager XR2 Comp, wire bead, 30 tpi, 29x2.20'' |