In Stock
Inspected & Documented
Condition notes recorded before palletizing.
30-Day Startup Warranty
Covers block, heads and internal moving components.
In Stock & Ready to Freight
Auto Parts & Accessories
Detroit Speed Front Speed Kit 2 Suspension Kits 031321-SDS
$1,959.10
+ $185.00 flat-rate insured LTL freight
(details)
$2,144.10 delivered to the continental US
- 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
Secure checkout by Stripe
Need a matched transmission, controls or wiring package? Speak with a parts specialist.
Details & Inspection Notes
Detroit Speed Front Speed Kit 2, Ultimate Handling Upgrade for Muscle Cars!
The Detroit Speed Front Speed Kit 2 is engineered for builders and performance enthusiasts looking to upgrade their classic muscle car’s suspension with modern handling, ride quality, and precise geometry. Designed as a bolt-on system, this kit eliminates the guesswork, giving you everything needed to enhance performance and drivability.
Perfect for Pro-Touring, Autocross, and Street Performance Builds!
What’s Included in the Kit?
2-Inch Drop SpindlesLowers your vehicle’s stance for improved cornering stability
Tubular Upper & Lower Control ArmsStronger & lighter than stock, enhancing steering precision
Single Adjustable Coilover ShocksFine-tune ride quality and ride height
550 lbs./in. Coil SpringsOptimized for Small Block & LS engines
1.375” Hollow Front Sway BarReduces body roll and enhances high-speed stability
Sway Bar Bushings & End Link BushingsImprove responsiveness and reduce deflection
Designed for aggressive driving, daily comfort, and track-worthy performance!
Technical Specifications
| Feature | Details |
|---|---|
| MFG. Part # | 031321-SDS |
| Brand | Detroit Speed Inc |
| Suspension Type | Handling Package |
| Front Coil Springs Included | Yes |
| Rear Coil Springs Included | No |
| Rear Leaf Springs Included | No |
| Front Shocks Included | Yes (Single Adjustable Coilover) |
| Rear Shocks Included | No |
| Front Sway Bar Included | Yes (1.375” Hollow) |
| Rear Sway Bar Included | No |
| Tie Rod Sleeves Included | No |
| End Link Bushings Included | Yes |
| Upper Control Arms Included | Yes (Tubular Steel) |
| Lower Control Arms Included | Yes (Tubular Steel) |
| Control Arm Color | Black |
| Front Spindles Included | Yes (2-Inch Drop) |
| Inner Tie Rod Ends Included | No |
| Outer Tie Rod Ends Included | No |
| Brake Components Included | No (Calipers, Rotors, & Brake Pads Not Included) |
| Bushing Material | High-Performance Composite |
| Mounting Hardware Included | No |
| Quantity | Sold as a Kit |
Designed to deliver modern handling dynamics while maintaining classic aesthetics!
Fitment & Compatibility
Designed for Classic Muscle Cars with Small Block & LS Engines
Direct Bolt-On Fitment, No Cutting Required
Works with Factory & Aftermarket Wheels
Perfect for Street, Autocross, & Pro-Touring Applications
Upgrades your muscle car’s ride and responsiveness without sacrificing comfort!
Installation Notes & Tips
No Major Modifications Required, Bolt-On Fitment
Professional Installation Recommended for Best Performance & Alignment
Ensure Proper Wheel Alignment After Installation
Check Compatibility with Larger Brakes & Wheels
Upgrade your classic muscle car with modern suspension technology today!
Frequently Asked Questions (FAQ)
How does the Detroit Speed Front Speed Kit 2 improve my vehicle’s handling?
- The combination of drop spindles, coilovers, and tubular control arms provides better cornering, reduced body roll, and a smoother ride.
Will this kit work with my stock braking system?
- Yes, but check for brake clearance if using larger aftermarket brake kits.
Does this kit lower my car’s stance?
- Yes! The 2-inch drop spindles lower the ride height, improving handling and aesthetics.
Can I install this kit at home?
- While it’s a bolt-on kit, professional installation is recommended to ensure proper alignment and setup.
Is this kit compatible with factory sway bars?
- No, this kit includes a high-performance hollow front sway bar, optimized for modern handling.
Call to Action, Upgrade Your Handling Today!
Detroit Speed Front Speed Kit 2, The Ultimate Bolt-On Handling Solution!
2-Inch Drop Spindles for a Performance Stance
Tubular Control Arms for Precise Steering & Durability
Single Adjustable Coilovers for Customizable Ride Comfort
550 lbs./in. Coil Springs Optimized for Small Block & LS Engines
Bolt-On Installation, No Guesswork, Just Performance!
Order Now & Transform Your Classic into a Modern-Handling Machine!
OverviewBrand:
Detroit Speed Inc
Manufacturer’s Part Number:
031321-SDS
Part Type:
Suspension Handling Packages
Product Line:
Detroit Speed Front Speed Kit 2 Suspension Kits
Summit Racing Part Number:
DSR-031321-SDS
UPC:
090127164792
Front Coil Springs Included:
Yes
Rear Coil Springs Included:
No
Rear Leaf Springs Included:
No
Front Shocks/Struts Included:
Yes
Front Shock Type:
Single adjustable coilover
Rear Shocks/Struts Included:
No
Front Sway Bar Included:
Yes
Front Sway Bar Color:
Black
Front Sway Bar Type:
Hollow
Front Sway Bar Diameter (in.):
1.375 in.
Front Sway Bar Diameter (mm):
35.00 mm
Rear Sway Bar Included:
No
Tie Rod Sleeves Included:
No
End Link Bushings Included:
Yes
Rear Leaf Spring Bushings Included:
No
Sway Bar Bushings Included:
Yes
Upper Trailing Arms Included:
No
Lower Trailing Arms Included:
No
Trailing Arm Mount Braces Included:
No
Panhard Bar Included:
No
Torque Arm Included:
No
Upper Control Arms Included:
Yes
Lower Control Arms Included:
Yes
Control Arm Style:
Tubular
Control Arm Material:
Steel
Control Arm Color:
Black
Front Strut Tower Bar Included:
No
K-Member Included:
No
K-Member Support Brace Included:
No
Rear Strut Tower Bar Included:
No
Subframe Connectors Included:
No
Chassis Stiffener Included:
No
Calipers Included:
No
Rotors Included:
No
Brake Pads Included:
No
Brake Lines Included:
No
Wheel Studs Included:
No
Center Link Included:
No
Spindles Included:
Yes
Inner Tie Rod Ends Included:
No
Outer Tie Rod Ends Included:
No
Mounting Hardware Included:
No
Quantity:
Sold as a kit.
Notes:
Includes 2 in. drop spindles and 550 lbs./in. springs for small block and LS engines.
Startup & 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
