RockShox

Ultimate RCT Trunnion Rear Shock - 205x57.5mm C2

The RockShox Deluxe Ultimate RCT Trunnion Rear Shock delivers precision performance for riders who demand the best balance of control, efficiency, and comfort on every descent and climb. Designed with the DebonAir+ Linear XL air spring and a fully tunable damping system, this shock lets riders fine-tune their setup for everything from technical trail sessions to all-day epics. Lightweight, responsive, and e-bike ready, it’s built to keep up with any ride style.

• DebonAir+ Linear XL air can provides a wider tuning range for a plush, predictable feel across changing terrain.
• Independent Low Speed Compression and Low Speed Rebound adjustments allow precise control over traction and support.
• Bottom-out control enhances stability during aggressive riding while quieting unwanted noise.
• Maxima Plush damping fluid minimizes friction for a smoother, quieter ride.
• E-bike approved for riders who want the same top-tier performance on heavier, powered builds.
• Lightweight inline design with premium finish looks as good as it feels on the trail.

From quick, flowy singletrack to punishing enduro lines, the Deluxe Ultimate RCT gives riders the freedom to dial in performance that matches their riding style—efficient on the climbs, confident on the descents, and smooth everywhere in between.

Default Settings

• 4 Neg/0 Pos Tokens,
• Reb55/Comp30
• Lockout 4
• Linear XL