5173 Hollywood Blvd, 307, Los Angeles, CA 90027, United States Mon–Sat 9:00am – 6:00pm PT · Sun closed
Parts desk +1 (209) 373-5717 Mon–Sat 9:00am – 6:00pm PT

Car Chassis & Suspension Kits

Detroit Speed Front Speed Kit 2 Suspension Kits 031321-SDS

$1,959.10

Part price only. Freight is quoted for your ZIP before you pay — a gasket set and a 425 HP outboard are not the same shipment, so nothing is guessed at checkout.

In stock — ready to dispatch

Part number checked before dispatch Send the model, year and serial range and we confirm this is the right number for your unit — including whatever it supersedes.
Quoted freight, insured in transit Small parts by parcel, engines and outboards crated on a pallet. You see the figure for your ZIP before you pay.
2% off when you pay in crypto Also Zelle, bank wire, Cash App, Chime and Apple Pay. No card details taken on this site.
Fitment help before you buy Call +1 (209) 373-5717 — Mon–Sat 9:00am – 6:00pm PT · Sun closed

Description

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 Spindles – Lowers your vehicle’s stance for improved cornering stability
✅ Tubular Upper & Lower Control Arms – Stronger & lighter than stock, enhancing steering precision
✅ Single Adjustable Coilover Shocks – Fine-tune ride quality and ride height
✅ 550 lbs./in. Coil Springs – Optimized for Small Block & LS engines
✅ 1.375” Hollow Front Sway Bar – Reduces body roll and enhances high-speed stability
✅ Sway Bar Bushings & End Link Bushings – Improve 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!

Overview

Brand:
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.

Talk to the parts desk

Give us the model, year and serial range. We confirm the part and quote the freight together.

No call centre and no quote-chasing — you get a real figure, in writing, from someone who can read a parts diagram and knows what supersedes what.

WhatsApp