Rocky Mountain Altitude C50 27.5 Bike 2026 Purple / Red

Rocky Mountain pairs a SMOOTHWALL™ Carbon frame with 170mm RockShox Zeb Select front travel and 160mm rear travel from a Super Deluxe Select+ shock. The RIDE-4™ geometry system lets you fine tune handling, while SRAM Eagle 90 Transmission shifts through a 10–52T range for sustained climbing and fast descents.

Key Features

• Front Travel: 170mm
• Rear Travel: 160mm
• Wheel Size: 27.5"
• Cassette Range: 10–52T
• Handlebar Width: 780mm
• Handlebar Rise: 38mm
• Stem Length: 40mm
• Crank Length: 165mm (SM, MD) / 170mm (LG, XL)
• Seatpost Travel: 150mm (SM) / 170mm (MD) / 200mm (LG) / 230mm (XL)
• Shock Size: 210x55mm (SM) / 230x60mm (MD, LG, XL)
• Fork Offset: 38mm (27.5)
• Frame: SMOOTHWALL™ Carbon frame and rear triangle with internal cable routing, threaded BB, 2-Bolt ISCG05 tabs, RIDE-4™ adjustable geometry, and Penalty Box 2.0 storage
• Suspension: RockShox Zeb Select fork paired with RockShox Super Deluxe Select+ rear shock with Linear XL air can and sealed bearing eyelet
• Headset: FSA Orbit NO.85 Reach Adjust with 0mm cups installed and +/-5mm cups included, 36°x45° bearings
• Drivetrain: SRAM Eagle 90 Transmission shifter and derailleur with SRAM Eagle 70 crankset, 32T chainring, and SRAM Eagle 70 Transmission chain
• Cassette: SRAM XS-1270 Eagle Transmission 10–52T
• Bottom Bracket: SRAM DUB BSA 73 Wide
• Brakes: SRAM Maven Bronze Stealth 4 piston brakes with metal pads
• Front Hub: Novatec D791SB sealed Boost 15mm
• Rear Hub: DT Swiss 370 Boost 148mm with 18T Ratchet LN
• Spokes: DT Swiss Competition 2.0/1.8/2.0
• Rims: WTB ST i30 TOUGH TCS 2.0, 32H
• Front Tire: Maxxis Assegai 2.5 WT 3C MaxxGrip EXO+ Tubeless Ready
• Rear Tire: Maxxis Minion DHR II 2.4 WT 3C MaxxTerra DD Tubeless Ready
• Grips: ODI Elite Pro Lock On
• Seatpost: Tranz X +RAD2.0 adjustable dropper post with 30mm adjustment and alloy MMX lever
• Saddle: WTB Solano Fusion Form 142 with chromoly rails