TREK Marlin 4 Gen 3 2026

Marlin 4 is a trail-worthy daily rider that's perfectly suited for everyday adventures, on and off the trail. It features a trail-savvy frame with a suspension fork, 8-speed Shimano ESSA shifting and mounts for a rack and kickstand that make it an ideal choice for trail riders or anyone looking for a comfortable, stable commuter with the ruggedness of a real mountain bike.

Click and Collect is available through our website. 

All bikes are fully assembled and come with a free service within the first three months.

*Fork: SR Suntour suspension (XCM 30 or XCE 28 depending on size) with 80–100 mm travel. Drivetrain: Shimano M315 8-speed shifter, ESSA U2000 rear derailleur, HG300 cassette, KMC Z8.3 chain. Weight: 14.90 kg (M size). Max weight limit: 136 kg. Nylon platform pedals.

*We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colours, materials and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice.

Bike and frame weights are based on pre-production painted frames at time of publication. Weights may vary in final production.