Overview
The Rocky Mountain Altitude Powerplay is the eMTB version of the Altitude platform, pairing enduro-level capability with Rocky Mountain’s proprietary Dyname 4.0 motor system. With 160mm of rear travel and a 170mm fork — matching the analog Altitude — the Powerplay uses the SMOOTHLINK four-bar suspension design and Rocky Mountain’s RIDE-4 adjustable geometry system. The Dyname 4.0 motor produces 700W peak power and 108Nm of torque, while the 720Wh removable battery provides extended range for long mountain days.
New to bike geometry? Our complete guide to mountain bike geometry explains every measurement and what it means for your riding. You can also learn how to read a geometry chart to compare this bike against other models.
The Altitude Powerplay shares its geometry philosophy with the analog Altitude: a 63.5° head angle in neutral RIDE-4 position, 77.5° seat tube angle, and reach spanning approximately 430mm (SM) to 510mm (XL). The RIDE-4 system provides eight distinct geometry configurations when combined with the dual flip chip positions, giving riders unprecedented control over the bike’s handling. Available in SMOOTHWALL carbon and FORM aluminum frames, the Powerplay weighs approximately 47 lbs with battery and motor — light for a full-power eMTB. The removable 720Wh battery makes charging and transport convenient.
Geometry Diagram
Geometry Table
| Measurement | SM | MD | LG | XL |
|---|---|---|---|---|
| Head Tube Angle | 63.5° | 63.5° | 63.5° | 63.5° |
| Seat Tube Angle (eff.) | 77.5° | 77.5° | 77.5° | 77.5° |
| Reach | 430mm | 455mm | 480mm | 510mm |
| Stack | 599mm | 630mm | 639mm | 653mm |
| Wheelbase | 1200mm | 1255mm | 1295mm | 1330mm |
| Chainstay Length | 442mm | 452mm | 460mm | 460mm |
| BB Height | 345mm | 345mm | 345mm | 345mm |
| Head Tube Length | 100mm | 105mm | 115mm | 130mm |
| Seat Tube Length | 365mm | 410mm | 440mm | 470mm |
Geometry Analysis
The Altitude Powerplay shares the analog Altitude’s head angle (63.5°) and seat angle (77.5°), ensuring the eMTB version handles similarly on the trail. The longer chainstays (442–460mm vs 430–450mm on the analog) accommodate the motor and provide stability under power. The wheelbase is longer across all sizes due to the extended chainstays and motor integration, which adds high-speed stability but slightly reduces low-speed agility compared to the analog bike. The RIDE-4 system with eight configurations (four positions × two flip chip options) is a standout feature that no other eMTB in this class offers, allowing riders to fundamentally change the bike’s character between rides.
Ride Characteristics
The Altitude Powerplay transforms enduro riding by eliminating the climbing penalty of a 160mm bike. The Dyname 4.0 motor’s 108Nm of torque — among the highest in the eMTB market — makes even the steepest climbs feel manageable, and the 720Wh battery provides genuine all-day range. On descents, the Powerplay rides remarkably similarly to the analog Altitude: the suspension is active and controlled, the geometry inspires confidence on steep terrain, and the extra weight actually improves traction and stability through rough sections. The motor’s weight is positioned low and centrally, minimizing its impact on handling. The removable battery is a practical advantage for travel and charging. Overall, the Altitude Powerplay delivers 90% of the analog Altitude’s descending prowess with the added benefit of motor-assisted climbing.
Key Specs
Frame: SMOOTHWALL Carbon or FORM Aluminum. Motor: Dyname 4.0, 700W peak, 108Nm torque. Battery: 720Wh removable. Wheel Size: 29″. Travel: 160mm rear / 170mm fork. Suspension: SMOOTHLINK four-bar. Sizes: SM, MD, LG, XL. RIDE-4 Adjustable Geometry (8 configurations). Fork: FOX 38 / RockShox ZEB. Shock: FOX Float X2 / RockShox Super Deluxe. Weight: ~47 lbs.
What’s New vs Previous Generation
The Altitude Powerplay features the Dyname 4.0 motor system, an evolution of Rocky Mountain’s proprietary motor platform with increased torque (108Nm) and refined power delivery. The 720Wh battery is removable for convenient charging. The frame shares the analog Altitude’s RIDE-4 geometry adjustment system but extends it to eight configurations. Updated builds include SRAM Eagle Transmission compatibility and modern suspension options.
Who Should Consider This Bike
The Altitude Powerplay is ideal for riders who want enduro-level descending capability with motor-assisted climbing. It excels for riders who want to maximize descending runs per day, those with physical limitations who still want to ride aggressive terrain, and anyone who lives near steep, long climbs that would be exhausting on an analog enduro bike. The Dyname 4.0 motor and RIDE-4 geometry system make it particularly versatile. Riders who want a lighter eMTB experience should consider the Instinct Powerplay SL instead.
Comparable Models
The Altitude Powerplay competes with the Specialized Turbo Levo (150/160mm, Specialized 2.2 motor), Trek Rail (150/160mm, Bosch CX), YT Decoy (180/170mm, Bosch CX Gen5), Santa Cruz Bullit (170/170mm, Shimano EP8), and Yeti MTe (165/170mm, TQ HPR60). The Powerplay’s Dyname 4.0 motor (108Nm) is among the most powerful available. The 720Wh removable battery and RIDE-4 geometry system are unique features in this class. The Altitude Powerplay’s weight (~47 lbs) is notably light for a full-power eMTB.
Related Geometry
More Rocky Mountain geometry: Rocky Mountain Altitude 2025 Geometry, Rocky Mountain Altitude 27.5 2020 Geometry, Rocky Mountain Altitude Powerplay 27.5 2021 Geometry, Rocky Mountain Element 2025 Geometry, Rocky Mountain Element 29 2020 Geometry.
Compare emtb bikes: 2023 Giant Reign E+ Geometry, 2023 Giant Stance E+ Geometry, 2023 Giant Trance E+ Geometry.
Frequently Asked Questions
What is the Dyname 4.0 motor on the Altitude Powerplay?
The Dyname 4.0 is Rocky Mountain’s proprietary eMTB motor system, producing 700W of peak power and 108Nm of torque. It’s paired with a 720Wh removable battery that provides approximately 3-5 hours of riding depending on assist level and terrain.
How heavy is the Rocky Mountain Altitude Powerplay?
The Altitude Powerplay weighs approximately 47 lbs (21.3 kg) including motor and battery, which is notably light for a full-power eMTB with 160mm of travel.
Is the Altitude Powerplay battery removable?
Yes. The 720Wh battery is fully removable, making it convenient to charge off the bike and practical for transport. The battery can be charged while installed or removed from the frame.
How does the Powerplay compare to the analog Altitude?
The Powerplay shares the Altitude’s 160/170mm travel, 63.5° head angle, and RIDE-4 system, but adds the Dyname 4.0 motor (108Nm) and 720Wh battery. It’s approximately 15 lbs heavier than the analog Altitude. The longer chainstays accommodate the motor. Descending performance is similar, but the Powerplay excels on climbs.
What is the battery range of the Altitude Powerplay?
The 720Wh battery provides approximately 3-5 hours of riding or 1,500-4,000 feet of climbing depending on assist level, rider weight, terrain, and conditions. Eco mode maximizes range while Trail and Boost modes provide more power with reduced range.