Trek Marlin 5 Gen 3 - Miami Green/Dark Aquatic Fade

This trail-ready hardtail mountain bike delivers a perfect balance of performance and rugged utility, making it an excellent match for weekend trail exploration or a rock-solid daily commute. Equipped with a dependable SR Suntour suspension fork with hydraulic lockout, this model features a versatile 2x8 Shimano Altus drivetrain to tackle both steep climbs and fast flats, alongside dependable hydraulic disc brakes for reliable all-weather stopping power.

Specifications

Frameset & Suspension

• Frame: Alpha Silver Aluminium, internal routing, chainstay disc brake mount, rack and kickstand mount, 135x5 mm QR dropout interface.

  • Note: Sizes XXS, XS, and S feature a curved top tube for lower standover height and easier mounting.

• Fork Configuration:

  • Size XXS: SR Suntour XCM 30, coil spring, lockout, preload, 100 mm QR, 100 mm travel (26" wheel).

     

  • Size XS: SR Suntour XCT 30, coil spring, preload, hydraulic lockout, 42 mm offset for 27.5" wheel, 100 mm QR, 80 mm travel.

     

  • Size S: SR Suntour XCT 30, coil spring, preload, hydraulic lockout, 42 mm offset for 27.5" wheel, 100 mm QR, 100 mm travel.

     

  • Sizes M, ML, L, XL, XXL: SR Suntour XCT 30, coil spring, preload, hydraulic lockout, 46 mm offset for 29" wheel, 100 mm QR, 100 mm travel.

     

Drivetrain & Shifting (Shimano Altus 2x8)

• Shifter: Shimano M315, 2-speed front / 8-speed rear.

• Front Derailleur: Shimano Altus M315, 34.9 mm clamp, top swing, dual pull.

• Rear Derailleur: Shimano Altus M310.

• Cassette: Shimano 8-speed, 12-32T.

• Chain: KMC Z8.3, 8-speed.

• Bottom Bracket: Sealed cartridge, 73mm.

• Pedals: Wellgo nylon platform.

• Crankset Configurations (36/22T chainrings):

  • Size XXS: Prowheel TM-CY10, 160 mm length.

  • Sizes XS, S, M: Shimano M315, 170 mm length.

  • Sizes ML, L, XL, XXL: Shimano M315, 175 mm length.

• Max Chainring Limits: 1x configuration: See FAQ | 2x configuration: 36T | 3x configuration: 42T.

Brakes & Rotors

• Brakes: Tektro HD-M275 hydraulic disc system.

• Rotors: Tektro 6-bolt design ([Front] 180 mm / [Rear] 160 mm).

• Rotor Size Limits: Frame maximum capacity is 180mm (Size XXS limits at 160mm). For front fork maximums, cross-reference the fork manufacturer guidelines.

Wheels & Tyres

• Rims: Bontrager Connection, double-wall, 32-hole, 20 mm width, Schrader valve layout.

• Front Hub: Formula DC-20, alloy, 6-bolt, 100x5 mm.

• Front Skewer: 116x5mm QR.

• Rear Hub: Formula DC-22, alloy, 6-bolt, Shimano 8/9/10 freehub, 135x5 mm.

• Rear Skewer: 152x5 mm QR.

• Spokes: 14 g stainless steel, black.

• Tyres (Bontrager XR2 Comp, wire bead, 30 tpi casing):

  • Size XXS: 26x2.20".

  • Sizes XS, S: 27.5x2.20".

  • Sizes M, ML, L, XL, XXL: 29x2.20".

• Max Tyre Clearance: Frame limits at 29x2.20" (XS & S: 27.5x2.40"). For front fork clearances, cross-reference the manufacturer guidelines.

Cockpit & Components

• Saddle: Bontrager Arvada, steel rails, 138 mm width.

• Headset: Semi-integrated, 1-1/8".

• Grips: Trek Line Comp, nylon lock-on.

• Handlebars (Bontrager alloy, 31.8 mm clamp, 5 mm rise):

  • Sizes XXS, XS: 690 mm width.

  • Sizes S, M, ML, L, XL, XXL: 720 mm width.

• Seatpost Configurations (Bontrager alloy, 31.6 mm diameter, 12 mm offset):

  • Size XXS: 300 mm length.

  • Sizes XS, S, M: 330 mm length.

  • Sizes ML, L, XL, XXL: 400 mm length.

• Stem Geometry by Size (Bontrager Comp, 31.8 mm clamp, 7-degree rise):

  • Size XXS: 35 mm length.

  • Size XS: 50 mm length (Blendr compatible).

  • Size S: 60 mm length (Blendr compatible).

  • Size M: 70 mm length (Blendr compatible).

  • Sizes ML, L: 80 mm length (Blendr compatible).

  • Sizes XL, XXL: 90 mm length (Blendr compatible).

Sizing, Weight & Performance Limits

• Alpha Sizes Available: XXS, XS, S, M, ML, L, XL, XXL

• Total Bike Weight: 13.97 kg / 30.81 lb (Size Medium configuration setup with factory inner tubes).

• Weight Limit: This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lb).

Please Note: We make every effort to ensure the accuracy of the specification information, but components are subject to change by the manufacturer at any time without prior notice due to ongoing factory running parts substitutions.