Marin Rift Zone XR 29 – Black-Gray – Extra Rad, Fully Unleashed

Feel the Rifty love. The Marin Rift Zone XR 29 is your ticket to trail bliss—with a rowdy streak. Designed around 130mm of plush MultiTrac rear suspension and a slack, modern trail geometry, the XR adds a 150mm RockShox Lyrik Select+ fork, SRAM GX Eagle drivetrain, and DB8 4-piston hydraulic brakes to the mix, delivering a ride that’s fast, fun, and absolutely fearless.

Whether you're climbing to alpine singletrack, railing through local flow trails, or charging into chunky descents, the Rift Zone XR is a do-it-all trail bike that’s built for fun—and upgraded for riders who send it just a little harder.

Key Features

• Series 3 aluminum frame with internal cable routing and 130mm of MultiTrac rear suspension
• RockShox Lyrik Select+ 150mm fork with Charger damper for confident front-end control
• RockShox Super Deluxe Select+ rear shock with custom tune for plush, balanced performance
• SRAM GX Eagle 12-speed drivetrain with huge 10-52T range
• SRAM DB8 4-piston hydraulic brakes with 200/180mm rotors for powerful stopping
• Maxxis Assegai 2.5” tires for aggressive traction in all conditions
• TranzX dropper post with size-specific travel for optimal fit
• Modern trail geometry: 65.5° head angle, 430mm chainstays, and low BB for playful stability

Full Specifications

Frame & Suspension

• Frame – Series 3 6061 Aluminum, 29”, 130mm Travel, MultiTrac Suspension, 148x12mm Boost Thru-Axle, ISCG05 Tabs
• Fork – RockShox Lyrik Select+, 150mm Travel, 42mm Offset, 110x15mm Boost
• Rear Shock – RockShox Super Deluxe Select+, 210x55mm, Custom Tune

Drivetrain

• Shifter – SRAM GX Eagle Lunar, MMX Mount
• Rear Derailleur – SRAM GX Eagle Lunar
• Crankset – SRAM GX Eagle, 32T, 55mm Chainline, 170mm Length
• Bottom Bracket – SRAM DUB MTB 73mm
• Cassette – SRAM XG-1275 Eagle, 10-52T
• Chain – SRAM NX Eagle

Brakes

• Front Brake – SRAM DB8 4-Piston, 200mm HSC Rotor
• Rear Brake – SRAM DB8 4-Piston, 180mm HSC Rotor
• Brake Levers – SRAM DB8 Hydraulic

Cockpit

• Handlebar – Marin Trail 7000 Series Alloy, 800mm Width, 20mm Rise
• Stem – Marin CNC Alloy, 35mm Clamp, 35mm Length
• Grips – Marin Grizzly Lock-On
• Headset – FSA No.57 Sealed Cartridge Bearings

Seatpost & Saddle

• Seatpost – TranzX YSP23JL Dropper, 30.9mm Diameter
  • Travel: 150mm (S), 170mm (M/L), 200mm (XL)
• Saddle – Marin Speed Concept

Wheels & Tires

• Rims – Marin Aluminum Double Wall, 29mm Inner Width, Tubeless Compatible
• Front Hub – Formula DC-711, 110x15mm Boost
• Rear Hub – Formula DCL-3482, 148x12mm Boost, XD Driver
• Spokes – 14g Black Stainless Steel
• Front Tire – Maxxis Assegai 29x2.5", MAXX TERRA EXO
• Rear Tire – Maxxis Assegai 29x2.5", MAXX TERRA EXO

Extras

• Bolt-On 12mm Thru-Axle (174mm Length, 1.0 Thread Pitch, 16.5mm Tapered Head)
• UDH-compatible frame for T-Type drivetrain support
• Integrated chainstay/seatstay protection

Why You Want This Bike

Because you want to ride everything—and you want to ride it hard. The Rift Zone XR 29 takes the versatility of the Rifty platform and turns the volume way up, with upgraded suspension, braking, and drivetrain components that let you push harder and ride longer. It climbs well, descends like a beast, and leaves room for you to grow.

Fast, flickable, fearless—XR stands for Extra Rad, and it’s earned.