STX 46 Supersport Shock Absorber - AP 660

About the Product

Öhlins STX 46 Supersport Rear Shock

Performance & Comfort Upgrade for Aprilia RS 660 / Tuono 660

Engineered specifically for lightweight supersport machines, the Öhlins STX 46 Supersport Rear Shock delivers the perfect balance of comfort, control, and performance. Whether you're carving corners on track or enjoying weekend rides, this shock provides improved stability, better traction, and enhanced rider confidence.

Designed for Aprilia RS 660 (2021–2022) and Tuono 660 (2021–2022), the STX 46 combines race-proven Öhlins engineering with everyday rideability — giving you the best of both worlds.

Performance Benefits

• Improved rear traction and cornering stability

• Increased rider confidence and control

• Consistent damping performance under hard riding

• Adjustable ride height without sacrificing suspension travel

• Comfortable yet performance-focused suspension behavior

Advanced STX Technology

Monotube STX 46 Design
Öhlins’ proven single-tube construction delivers consistent damping performance and excellent temperature stability.

External Hose-Mounted Reservoir
Maintains optimal pressure balance and damping consistency, even under extreme riding conditions.

Adjustable Compression & Rebound Damping
Fine-tune suspension behavior for track performance, aggressive street riding, or comfort-focused setups.

Integrated Length Adjuster
Adjust ride height and geometry without affecting suspension stroke — ideal for performance tuning.

High-Pressure Nitrogen Gas System
Improves damping consistency and reduces fade during aggressive riding.

Premium Internal Components
Hard-anodized CNC-machined parts, low-friction shaft, and advanced seal head design ensure durability and smooth suspension operation.

Fully Serviceable Race Construction
Built for long-term performance with full rebuild and service capability.

Key Features

• STX 46 monotube shock technology

• Adjustable rebound and compression damping

• External hose-mounted reservoir

• Adjustable shock length / ride height

• High-pressure nitrogen gas-charged design

• Adjustable preload (tool required)

• 46 mm piston diameter

• Precision CNC-machined, hard-anodized components

• Low-friction shaft and seal head design

• Fully rebuildable and serviceable

Technical Specifications

Ideal For

• Riders seeking improved comfort and performance

• Track-day and aggressive street riding

• Lightweight supersport and middleweight performance builds

• Riders wanting adjustable, high-quality rear suspension