Description
Matris MT138.1KC-N Black Rear Shocks for Triumph Speed Twin 1200/ Thruxton
Upgrade the riding performance of your Triumph Speed Twin 1200/ Thruxton with the Matris MT138.1KC-N (M40KC) rear shocks. Designed and manufactured in Italy, this premium twin shock suspension system improves stability, handling precision, and overall ride comfort compared to the stock suspension.
Engineered specifically for the Speed Twin platform, the Matris M40KC series offers advanced adjustability and high-quality materials, giving riders better control whether riding on city roads, twisty mountain routes, or spirited weekend rides.
Key Features
Designed for Speed Twin 1200, Thruxton:
Perfectly compatible with Triumph Speed Twin 1200 and Thruxton, ensuring precise fitment and straightforward installation.
4-Way Adjustability:
Allows riders to fine-tune Compression, Rebound, Ride Height (Length), and Spring Preload for different riding styles and road conditions.
High-Performance Nitrogen Gas System:
The nitrogen (N2) pressurized system keeps damping performance stable and reduces cavitation during aggressive riding.
Premium Construction:
Built with Aluminum Alloy Al 7075, featuring a Ø40 mm piston and Ø16 mm hard-chrome steel shaft for durability and smooth suspension response.
Black Spring Version:
The KC-N version features a sleek black spring finish, complementing the modern classic styling of the Speed Twin.
Technical Specifications
| Specification | Details |
|---|---|
| Model | MT138.1KC-N |
| Product Line | M40KC Twin Shock |
| Type | Twin Rear Shock |
| Compatibility | Triumph Speed Twin 1200 – Thruxton |
| Adjustments | Compression, Rebound, Length, Spring Preload |
| Length Adjustment | Approx. 9 mm |
| Piston Diameter | 40 mm |
| Shock Shaft | 16 mm hard-chrome steel |
| Material | Aluminum Alloy Al 7075 |
| Color | Black – Chrome |
| Brand | Matris (Italy) |
Benefits
Improved Handling:
Provides more precise suspension control during cornering and acceleration.
Greater Stability:
Nitrogen gas pressurization ensures consistent damping performance even at higher speeds.
Customizable Setup:
Four adjustable parameters allow riders to tailor suspension settings to their weight and riding conditions.
Modern Classic Styling:
The black spring design blends perfectly with the aesthetic of the Speed Twin.
Matris MT138.1KC-N (M40KC) is a premium rear shock upgrade delivering Italian engineering, adjustable performance, and refined modern-classic styling.











