Mountain Frames

Looking for a bike that ratchets up the fun factor but doesn't bite back when there's work to be done? Our playful JET 9 RDO is the ticket. With Niner's [R]evolution geometry and 120mm of suspension travel, you'll float up technical climbs, blast downhills, and fly smoothly over everything else. - Rear shock sold separately

Our trail-taming RIP 9 RDO is available with 27.5 wheels. All the classic capability of our flagship 140mm travel trail bike, with an added dose of agility and playfulness. Build it your way with the RIP 9 RDO frame-only option. Includes FOX Float DPX2 Factory EVOL rear shock. RDO carbon fiber keeps the platform light and stiff, Full Sleeve internal cable routing makes it easy to build, and Boost hub spacing gives you freedom for all the wheel and tire options you could want. - Includes FOX Float DPX2 Factory EVOL rear shock - Seatpost size 30.9 (34.9 seat collar) - Fox Live Valve and Shimano Di2 compatible - 73mm threaded BB; 1x single chainring only

Our do-it-all carbon fiber 29er trail bike hits the sweet spot with 140mm of consistent, controlled CVA suspension, adjustable geometry, and increased frame stiffness. Plus it's got standover for 170mm dropper posts, long reach, and a short head tube. Build it your way with the RIP 9 RDO frame-only option. Includes FOX Float DPX2 Factory EVOL rear shock. RDO carbon fiber keeps the platform light and stiff, Full Sleeve internal cable routing makes it easy to build, and Boost hub spacing gives you freedom for all the wheel and tire options you could want. - Includes FOX Float DPX2 Factory EVOL rear shock - Seatpost size 30.9 (34.9 seat collar) - Fox Live Valve and Shimano Di2 compatible - 73mm threaded BB; 1x single chainring only

This RKT 9 RDO is more versatile with a stout 120mm suspension fork and slightly slacker geometry. It's a pedal-friendly bike that's not afraid to get rowdy. With 90mm of efficient CVA rear suspension, you'll be quickest to the top of the climbs, yet pay no penalty going down. - Niner RDO carbon fiber, can fit 29x2.3" tires - Seatpost size 30.9 (34.9 seat collar) - Compatible with multiple drivetrain options - Integrated Niner SHIS IS42/28.6/IS52/40 headset - 73mm PF30 BB shell