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

UMI Performance Stage 3.5 Handling Kits FBF035-R

$1,638.52

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

UMI Performance Stage 3.5 Handling Kit – Ultimate Suspension Upgrade!

The UMI Performance Stage 3.5 Handling Kit is engineered for enthusiasts looking to push their A-body’s handling to the next level. Featuring precision-crafted suspension components, this kit eliminates the floating sensation while offering crisp steering response and aggressive cornering stability.

Ideal for street, autocross, and pro-touring applications!


What’s Included in the Kit?

✅ Tubular Lower Front A-Arms – Delrin bushings reduce deflection for precise steering
✅ Tubular Upper Front A-Arms – ½” taller ball joints for increased caster & improved handling
✅ Heavy-Duty 1 ¼” Front Sway Bar – Includes new bushings & end links for stability
✅ Adjustable 1” Rear Pro-Touring Sway Bar – Ensures maximum traction & control
✅ 1” Lowering Springs – Linear-rate springs optimize ride height & handling
✅ Tubular Rear Lower Control Arms with Roto-Joint – Provides improved traction & articulation
✅ Adjustable Rear Upper Control Arms with Roto-Joint – Fine-tune suspension geometry
✅ Tubular Frame Braces – Enhances chassis rigidity & strength
✅ Replacement Rear-End Housing Bushings – Ensures proper axle alignment
✅ Front & Rear Grade 8 Hardware Kits – Superior durability & easy installation
✅ 4 RideTech HQ Adjustable Shocks – Allows rebound tuning for precise handling

Get the perfect suspension balance for aggressive driving & track-ready performance!


Technical Specifications

Feature Details
MFG. Part # FBF035-R
Brand UMI Performance
Vehicle Compatibility A-Body Muscle Cars
Lowering Springs Yes (1″ drop)
Front Shocks Included Yes (RideTech HQ Adjustable Coilovers)
Rear Shocks Included Yes (Gas-Charged Adjustable Monotube)
Front Sway Bar Diameter 1.313″ (33.34mm)
Rear Sway Bar Included Yes (Tubular, Adjustable)
Front & Rear Control Arms Tubular Steel with Delrin Bushings
Frame Braces Yes (Tubular, with Hardware)
Adjustable Upper Control Arms Yes (Rear, Roto-Joint)
Lower Control Arms Yes (Rear, Tubular)
Bushing Material Delrin & Roto-Joint
Hardware Included Yes (Grade 8)
Installation Type Direct Bolt-On
Quantity Sold as a Kit

Designed for aggressive performance while maintaining street comfort!


Fitment & Compatibility

✔ Designed for A-Body Muscle Cars Looking for Pro-Touring Handling
✔ Direct Bolt-On Installation – No Cutting or Welding Required
✔ Optimized for Small Block & LS-Powered Vehicles

Engineered for both spirited street driving & competitive autocross events!


Installation Notes & Tips

Professional Installation Recommended

  • Direct bolt-on fitment for A-body muscle cars
  • No chassis modifications required
  • Adjustable shocks allow fine-tuning of ride quality & handling

Upgrade your suspension for precise handling & improved cornering stability!


❓ Frequently Asked Questions (FAQ)

How does this handling kit improve my car’s performance?

  • This kit lowers the center of gravity, reduces body roll, and improves suspension geometry, making it ideal for aggressive driving and track days.

Can I install this kit on my classic muscle car?

  • Yes! This direct bolt-on kit is compatible with A-body vehicles that need enhanced handling.

Do I need additional modifications for installation?

  • No major modifications are needed! This kit bolts directly to factory locations for a seamless upgrade.

What makes UMI Performance kits unique?

  • UMI engineers its kits for optimal balance between performance & ride comfort—perfect for both daily drivers & track builds.

Are the RideTech HQ shocks adjustable?

  • Yes! The HQ Series shocks feature adjustable rebound damping for personalized handling dynamics.

Call to Action – Upgrade Your Suspension Today!

Take your A-body muscle car to the next level with the UMI Performance Stage 3.5 Handling Kit!

✔ 1” Lowering Springs for Aggressive Stance & Stability
✔ RideTech HQ Adjustable Coilovers for Ultimate Control
✔ Tubular Control Arms & Frame Braces for Chassis Stiffness
✔ Heavy-Duty Sway Bars for Superior Cornering Grip
✔ Bolt-On Installation with No Modifications Required

Order Now & Experience Next-Level Handling Performance!

Overview

Brand:
UMI Performance
Manufacturer’s Part Number:
FBF035-R
Part Type:
Suspension Handling Packages
Product Line:
UMI Performance Stage 3.5 Handling Kits
Summit Racing Part Number:
UPI-FBF035-R
Front Coil Springs Included:
Yes
Rear Coil Springs Included:
No
Rear Leaf Springs Included:
Yes
Front Shocks/Struts Included:
Yes
Front Shock Type:
Adjustable coilover
Rear Shocks/Struts Included:
Yes
Rear Shock Type:
Gas-charged adjustable monotube
Front Sway Bar Included:
Yes
Front Sway Bar Color:
Red
Front Sway Bar Type:
Solid
Front Sway Bar Diameter (in.):
1.313 in.
Front Sway Bar Diameter (mm):
33.34 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:
Red
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:
No
Inner Tie Rod Ends Included:
No
Outer Tie Rod Ends Included:
No
Mounting Hardware Included:
No
Quantity:
Sold as a kit.
Notes:
This kit includes 650 lbs. coilover springs for the front, 175 lbs. 2 in. drop leaf springs for the rear.

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