Description
Matris M40D Rear Shock for Triumph Street Twin / Speed Twin 900 – Italian Precision
Elevate your Triumph Street Twin or Speed Twin 900’s ride quality with the Matris M40D twin-shock system. Designed and built in Italy with race-winning expertise, this dual-shock setup delivers smooth, controlled damping that transforms both daily commuting and weekend riding into a refined experience.
Key Features
- M40D Twin-Tube Design: Internal nitrogen reservoir provides consistent damping performance and eliminates cavitation under demanding conditions
- 40mm Piston Diameter: Large diameter piston delivers smooth, precise damping control with optimized oil flow
- Rebound Adjustment: Easy click-adjustable rebound damping lets you fine-tune ride characteristics to your preference
- Millimeter Preload Adjuster: Precise spring preload adjustment accommodates different rider weights and luggage configurations
- Height Adjustability: 9mm length adjustment range allows ride height optimization
Technical Specifications
| Specification | Detail |
|---|---|
| Brand | Matris |
| Model | M40D |
| Type | Twin Shock (Pair) |
| Compatibility | Triumph Street Twin, Speed Twin 900 |
| Piston Diameter | 40mm |
| Adjustments | Rebound, Spring Preload |
| Length Adjustment | 9mm |
| Reservoir | Internal Nitrogen (N2) |
| Construction | Aluminum Alloy, Chrome-Plated Steel |
| Origin | Italy |
Benefits
- Enhanced Comfort: Improved damping absorbs road imperfections for a smoother, more controlled ride
- Better Handling: Consistent suspension action keeps your Street Twin/Speed Twin composed through corners
- Fully Rebuildable: Complete valve tuning and service available for long-term ownership
- Direct Fitment: Bolt-on installation designed specifically for your Triumph’s mounting points
Experience Italian engineering excellence – the Matris M40D transforms your Triumph Street Twin or Speed Twin 900 with race-proven suspension technology.






