2025 Rocky Mountain Instinct Powerplay SL C90: The Lightweight e-MTB Evolution
Harness the agile power of the Dyname™ S4 Lite motor paired with elite Smoothwall™ Carbon performance.
Lightweight Agility Meets High-Torque Power
The 2025 Rocky Mountain Instinct Powerplay SL C90 redefines the "Superlight" e-MTB category. By utilizing the revolutionary Dyname™ S4 Lite drive system—which is 30% lighter than its predecessor—this bike delivers a natural ride feel without sacrificing the 65Nm of torque needed to conquer technical climbs. It is the ultimate choice for trail riders who want the assistance of an electric motor with the flickable handling of a traditional mountain bike.
Built with Smoothwall™ Carbon and featuring 145mm of Smoothlink suspension travel, the Instinct Powerplay SL C90 is engineered for versatility. Whether you are tuning your geometry via the RIDE-4™ system or monitoring your stats on the integrated Jumbotron display, every aspect of this bike is optimized for a premium trail experience.
Advanced Technology & Features
- Dyname™ S4 Lite Motor: High-efficiency power delivery with 550W peak output and a class-leading 65Nm of torque in a compact, quiet package.
- 480Wh Integrated Battery: A sleek, two-bolt fully removable battery system that keeps the frame silhouette streamlined and rattle-free.
- RIDE-4™ Adjustable Geometry: Quickly transition between four distinct geometry configurations using a single Allen key to suit any terrain.
- Smoothlink SL Suspension: A mid-high pivot design that provides exceptional pedaling efficiency and a capable, bottomless travel feel.
- Jumbotron Integrated Display: Perfectly positioned in the top tube to show battery life, assist levels, speed, and cadence at a glance.
Detailed Specifications
| Component | Details |
|---|---|
| Drive System & Electronics | |
| Drive System | Dyname S4 Lite e-MTB Drive | 250W Nominal | 550W Peak | 65Nm Torque |
| Battery | 480 Wh Removable Integrated Li-Ion |
| Display & Remote | Rocky Mountain Jumbotron | Rocky Mountain Micro Remote |
| Charger | Rocky Mountain Powerplay FAST Charger | 4A | 48V |
| Frameset & Suspension | |
| Frame | SMOOTHWALL™ Carbon, Mid-High Pivot Smoothlink Suspension, 145mm Travel, RIDE-4™ Adjustable Geometry |
| Fork | Fox 36 Float EVOL GRIP X2 Factory Series | 150mm Travel |
| Rear Shock | Fox Float X Factory Series (XS: Fox Float Factory) | Size-Specific Tune |
| Drivetrain & Brakes | |
| Rear Derailleur | Sram X0 Eagle Transmission Wireless (T-Type) |
| Shifters | Sram AXS Pod Ultimate Controller |
| Brakes | Sram Code Ultimate Stealth 4-Piston | Metal Pads |
| Crankset | Race Face ERA Cinch | 165mm | 34T Ring |
| Components | |
| Handlebar | Race Face ERA | XS: 760mm, SM-XL: 780mm | 35mm Clamp |
| Seatpost | Fox Transfer Factory Series | Travel: XS: 120mm to LG-XL: 210mm |
| Tires | Front: Maxxis Minion DHF 2.5 WT EXO+ | Rear: Maxxis Minion DHR II 2.4 WT EXO+ |
| Saddle | WTB Volt Fusion Form 142 | Titanium Rails |
