Description
UMI Performance Stage 5 Handling Kit – Pro-Touring Suspension for A-Body Muscle Cars!
The UMI Performance Stage 5 Handling Kit (ABF409-1-B) is the ultimate pro-touring suspension upgrade for classic A-body muscle cars. Designed with track-ready geometry, this complete bolt-on suspension system enhances cornering, stability, and overall driving dynamics.
This kit features Viking double-adjustable coilovers, tubular control arms, and solid sway bars, giving you total control over ride height, compression, and rebound damping. Designed for Pontiac, Oldsmobile, Chevrolet, Buick, and GMC A-body models from the 1960s and ’70s, this system is engineered for aggressive street performance and road course handling.
Perfect for classic muscle car owners looking to dominate the road and track!
What’s Included in the Kit?
✅ Viking Front & Rear Coilover Shocks – Double adjustable for ride height, compression & rebound tuning
✅ Adjustable Upper & Lower Tubular Control Arms – Taller ball joints for better camber curves & reduced bump steer
✅ Solid 1.25” Front Sway Bar & 1.00” Adjustable Rear Sway Bar – Reduces body roll & improves handling
✅ Delrin® & Spherical Bearing Bushings – Delivers precision steering & smooth articulation
✅ Chassis Stiffener Bracing – Enhances frame rigidity for improved handling
✅ All Necessary Mounting Hardware – Everything needed for installation
Designed for aggressive driving, pro-touring builds, and high-performance muscle cars!
Technical Specifications
| Feature | Details |
|---|---|
| Brand | UMI Performance |
| Manufacturer Part # | ABF409-1-B |
| Product Type | Suspension Handling Package |
| Front Coil Springs Included? | ✅ Yes |
| Rear Coil Springs Included? | ✅ Yes |
| Rear Leaf Springs Included? | ❌ No |
| Front Shocks Included? | ✅ Yes (Double Adjustable Twin-Tube) |
| Rear Shocks Included? | ✅ Yes (Double Adjustable Twin-Tube) |
| Front Sway Bar Included? | ✅ Yes (1.25” Solid) |
| Rear Sway Bar Included? | ✅ Yes (1.00” Solid, Adjustable) |
| Upper Control Arms Included? | ✅ Yes (Tubular Steel) |
| Lower Control Arms Included? | ✅ Yes (Tubular Steel) |
| Trailing Arms Included? | ✅ Yes (Upper & Lower) |
| Control Arm Material | Steel |
| Control Arm Color | Black |
| Bushing Material | Spherical Bearing/Delrin® |
| Chassis Stiffener Included? | ✅ Yes |
| Mounting Hardware Included? | ✅ Yes |
| Spindles Included? | ❌ No |
| Brake Components Included? | ❌ No |
| Quantity | Sold as a kit |
⚡ Designed for aggressive cornering, improved suspension geometry, and superior handling!
Fitment & Compatibility
✔ Compatible with Classic A-Body Muscle Cars
✔ Designed for Pontiac, Oldsmobile, Chevrolet, Buick & GMC Models (1960s-70s)
✔ Ideal for Pro-Touring, Autocross, and Performance Street Builds
Perfect for muscle car enthusiasts looking to modernize their suspension for high-performance driving!
Installation Notes & Tips
100% Bolt-On Installation – No Cutting or Welding Required
⚙️ Front & Rear Coilovers Allow Ride Height & Dampening Adjustments
Professional Alignment Recommended After Installation
Use Spanner Wrenches for Coilover Ride Height Adjustment
⚠️ Ensure correct caster & camber settings for optimal handling performance!
❓ Frequently Asked Questions (FAQ)
What makes this suspension kit different from stock A-body suspension?
- This kit completely overhauls your classic muscle car’s suspension by introducing tubular control arms, adjustable coilovers, and race-inspired geometry for modern handling and performance.
Can I adjust ride height with this kit?
- Yes! Viking coilovers allow full ride height, compression, and rebound tuning, giving you total control over stance and handling.
Will this kit fit my classic Chevrolet Chevelle, Pontiac GTO, or Oldsmobile Cutlass?
- Yes! This kit is designed to fit a wide range of 1960s-70s GM A-body vehicles, including Chevrolet, Pontiac, Oldsmobile, Buick, and GMC models.
Do I need additional parts for installation?
- No. This kit includes all necessary suspension components and mounting hardware. However, spindles, brake components, and additional chassis stiffening parts can further enhance performance.
Is this kit suitable for daily driving?
- Yes! While optimized for performance driving, this kit maintains excellent street manners, making it a great choice for both street and track use.
Call to Action – Upgrade Your Classic A-Body with Pro-Touring Suspension Today!
Turn your classic A-body into a high-performance handling machine with the UMI Performance Stage 5 Handling Kit!
✔ Double-Adjustable Viking Coilovers for Custom Ride Control
✔ Tubular Control Arms with Taller Ball Joints for Improved Geometry
✔ Solid Front & Adjustable Rear Sway Bars for Cornering Stability
✔ Delrin® Bushings for Precision Steering & Suspension Articulation
Order Now & Experience the Ultimate Handling Upgrade for Your Muscle Car!
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