The Marin Bear Valley 24 2026 is built for young riders who are ready to push their limits. It features a lightweight aluminium frame with true mountain bike geometry and a sturdy Series 1 aluminium fork for confident handling. Fast-rolling yet grippy tyres deliver excellent traction, while the MicroSHIFT Acolyte 1×8 wide-range drivetrain with a clutch-equipped rear derailleur ensures smooth, reliable shifting on any terrain. Tektro hydraulic disc brakes with kid-specific, short-reach levers provide powerful and controlled stopping. Finished with a selection of Marin’s own youth-tuned components, the Bear Valley 24 stands out as one of the most refined, performance-focused kids’ bikes in the lineup.

Sizing:

ONE SIZE - 4'1" to 4'8"

Specifications:

Frame - Series 2 Lightweight Aluminium MTB, Low Standover, 24” Wheels, Replaceable Derailleur Hanger, Disc Brake
Fork - Series 2 Aluminium MTB, Disc Brake
Rims - Marin, Double Wall Alloy
Hub, Rear - Forged Aluminium Alloy, 28H
Hub, Front - Forged Aluminium Alloy, 28H
Spoke, Nipples - 14g Stainless Steel
Tyres - Kenda, Booster, 24x2.4", Wire Bead
Derailleur, Rear - MicroSHIFT Acolyte, 8-Speed, Super Short Cage, Clutch
Derailleur, Front -
Shift Lever - MicroSHIFT Acolyte, Short-Reach, 8-Speed
Crankset - Forged Alloy, 30T, 115mm, Ring Guard
Bottom Bracket - Sealed Cartridge Bearings, Square Taper
Chain - KMC 8-Speed
Cassette - MicroSHIFT Acolyte, 8-Speed, 12-42T
Brake, Front - Tektro HD-J285 Kid's Specific Hydraulic Disc
Brake, Rear - Tektro HD-J285 Kid's Specific Hydraulic Disc
Brake Levers - Hydraulic Kid's Specific Short Reach Alloy Lever
Handlebar - Marin Riser, 50mm Rise, 580mm Width, 19mm OD Grip Section
Stem - Alloy, 45mm
Grips - Single Densitiy, Thin Diameter Grip
Headset - Threadless
Seatpost - Aluminium, 27.2mm, Integrated Saddle/Post
Saddle - Marin 24" Integrated Saddle/Post
Pedals - Kids Specific Nylon Pedal