In Stock
Detroit Speed DECAlink Rear Suspension Kits 041740-SRDS
- Palletized and heavy shrink-wrapped for freight
- LTL carrier delivery with optional liftgate service
- Ships in 1–2 business days from Los Angeles, CA
- Transit typically 3–7 business days, continental US
Need a matched transmission, controls or wiring package? Speak with a parts specialist.
Details & Inspection Notes
The Detroit Speed DECAlink Rear Suspension Kit is designed for high-performance muscle cars that demand track-worthy handling, improved ride quality, and modern suspension geometry. This independent rear suspension (IRS) system is engineered for maximum grip, reduced unsprung weight, and a smooth ride, whether you’re on the street or the track.
Say goodbye to outdated suspension setups and hello to cutting-edge performance!
Key Features & Innovations
Forged Detroit Speed Aluminum UprightsLightweight & high-strength for maximum durability
2-Piece Cast Aluminum/Steel Cradle AssemblySimplifies differential housing removal & maintenance
Modern CV Axle Shafts & Hub BearingsPrevents suspension loads from being transmitted through axle shafts
Detroit Tuned Coilover Shocks & SpringsCustom valving for superior ride quality & tunability
Hard-Mounted Suspension PointsEliminates stock rubber bushings for precise control
Adjustable Rear Anti-Roll BarEnhances cornering stability & reduces body roll
Uses OEM Cross-Axis Pivot BushingsRetains factory mounting for ease of installation
Spanner Tool for Easy Ride Height AdjustmentsFine-tune your stance with ease
Perfect for high-horsepower applications, autocross, road racing, and street performance builds!
Shock Options
Choose the right shock for your driving style:
1⃣ Base Shocks:
Race-Inspired Non-Adjustable Shocks
Delivers pure-blood pedigree racing performance with Detroit Tuned valving
Exceptional ride quality for street & performance driving
2⃣ Single-Adjustable Shocks:
Includes all features of Base Shocks + easy rebound adjustment
Dial in your suspension setup with a simple turn of a knob
Perfect for fine-tuning comfort & performance balance
3⃣ Double-Adjustable Remote Reservoir Shocks:
Ultimate adjustability for maximum track performance
Gas-Charged Bladder for high-frequency and low-speed damping control
Best choice for competitive racing & high-horsepower builds
Upgrade your suspension performance based on your specific driving needs!
Technical Specifications
| Feature | Details |
|---|---|
| MFG. Part # | 041740-SRDS |
| Brand | Detroit Speed Inc |
| Suspension Type | Independent Rear Suspension (IRS) |
| Axle Shafts Included | Yes |
| Axle Shaft Spline Count | 17 |
| Trailing Arm Type | Double Adjustable |
| Rear Shocks Included | Yes, Adjustable Coilover |
| Coilover Spring Rate | 550 lbs./in. |
| Spring Finish | Black |
| Bushing Material | Rubber |
| Bushing Color | Black |
| Rear Anti-Roll Bar | Yes |
| Watts Link | No |
| Panhard Bar | No |
| Upper & Lower Trailing Arms | Yes, Double Adjustable |
| Trailing Arm Mount Braces | Yes |
| Rotors & Calipers | No |
| Hardware Included | No |
| Finish | Black Powdercoated |
| Sold in Quantity | Kit |
Fitment & Compatibility
Works with OEM 17-Spline Differential Assembly
Compatible with Hammerhead 12-Bolt Differential
Direct Bolt-On for Performance Muscle Cars
Ideal for Street Performance, Autocross & Road Racing Builds
Get modern suspension geometry in your classic muscle car!
Installation Notes & Tips
Easy Bolt-On Installation
- Designed for a hassle-free installation process
- Eliminates stock rubber suspension deflection
- Adjustable suspension geometry allows for precise tuning
Upgrade your suspension in a weekend & experience next-level performance!
Frequently Asked Questions (FAQ)
What makes the DECAlink IRS better than a solid axle?
- Superior handling, better ride quality, improved grip, and reduced unsprung weight compared to a solid rear axle.
Can I adjust the ride height and suspension geometry?
- Yes! The coilover shocks allow for ride height adjustments, and the system includes adjustments for anti-squat & roll center height.
Do I need any additional parts for installation?
- No, this is a complete rear suspension kit, but you’ll need to ensure compatibility with your existing differential (17-spline or Hammerhead 12-bolt).
What shock option should I choose?
- Base Shocks: Best for street driving with great handling
- Single-Adjustable: Allows rebound tuning for better ride control
- Double-Adjustable Remote Reservoir: Ideal for high-performance racing & extreme tuning
Does this kit include brakes?
- No, brakes must be purchased separately.
Call to Action, Transform Your Muscle Car’s Suspension Today!
Upgrade to the Detroit Speed DECAlink Rear Suspension Kit & Dominate the Road!
Next-Level Handling & ControlFully Independent Rear Suspension
Built for PerformanceAdjustable Geometry & Coilover Shocks
Direct Bolt-On FitmentNo Guesswork, Just Precision Engineering
Perfect for Pro-Touring, Autocross & Road Racing
Order Now & Experience the Ultimate in Suspension Performance!
OverviewStartup & Installation Checklist
- Replace timing components, water pump and plugs before initial startup where applicable.
- Refill all fluids with manufacturer-specified oil and coolant.
- Verify sensors, ECU pinouts and grounds against your chassis or hull wiring.
- Startup warranty covers heads, block and internal lubricated components for 30 days from delivery.
Full terms: 30-day startup warranty · returns