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Heidts 4-Link Rear Suspension Kits RB-112

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Parts & Accessories

Heidts 4-Link Rear Suspension Kits RB-112

SKU 342f51c2f2ba

Car Chassis & Suspension Kits

$2,221.80

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Warranty

No warranty

Commercial use may carry a shorter period than pleasure use.

Warranty terms
Freight

Freight — oversize — from $349. Ships in 1–3 business days, 3–10 business days in transit.

Freight damage must be noted on the delivery receipt and reported within 48 hours of delivery.

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Returns

30-day return window · 25% restocking fee plus freight both ways.

Engines or transmissions that have been disassembled or parted out cannot be returned.

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Some engines and transmissions carry a refundable core charge, shown on the product page where it applies.

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Catalogue data

Specification

3 fields

Part number
342f51c2f2ba
Department
Parts & Accessories
Category
Car Chassis & Suspension Kits

In the seller's words

Description

Heidts 4-Link Rear Suspension Kit – Transform Your Classic Ride!

The Heidts 4-Link Rear Suspension Kit is designed to upgrade classic cars with modern suspension geometry for improved handling, ride quality, and traction. Whether you’re building a high-performance street machine or a track-ready vehicle, this kit delivers precision engineering and adjustability to fine-tune your setup.

Perfect for high-performance street, autocross, and road course applications!

What’s Included in the Kit?

✅ Adjustable Upper & Lower Trailing Arms – Allows for precise suspension tuning
✅ Adjustable Panhard Bar – Provides superior lateral stability
✅ Single Adjustable Coilover Shocks – Offers damping control for optimized handling
✅ High-Quality Polyurethane Bushings – Enhances durability and ride comfort
✅ Steel Brackets & Mounting Hardware – Ensures a secure and sturdy installation
✅ Gray/Silver Coilover Springs – Designed for high-performance applications

Everything you need to upgrade your suspension to a race-ready setup!

Technical Specifications

Feature Details
MFG. Part # RB-112
Brand Heidts
Vehicle Compatibility Classic Cars & Custom Builds
Rear Suspension Type 4-Link
Upper Control Arms No
Lower Control Arms No
Control Arm Material Steel
Control Arm Color Natural
Rear Shocks/Struts Yes (Single Adjustable Coilover)
Coilover Springs Included Yes
Spring Finish Gray/Silver
Panhard Bar Included Yes (Adjustable)
Bushings Included Yes (Polyurethane)
Bushing Color Black
Watts Link Included No
Rotors & Calipers Included No
Installation Type Bolt-On & Weld-In Options
Quantity Sold as a Kit

Designed for race-quality handling with street-friendly comfort!

Fitment & Compatibility

✔ Designed for Ford 9″ Rear End Applications
✔ Direct Bolt-On & Weld-In Installation Options
✔ Ideal for Classic Car Restorations & Performance Builds

Perfect for builders looking for a balance between performance & street comfort!

Installation Notes & Tips

Professional Installation Recommended

  • Welding may be required for some applications
  • Includes adjustable links for precise tuning
  • Housing, third member, axles, and brakes are optional and must be sourced separately

Upgrade your rear suspension for improved traction & handling performance!

❓ Frequently Asked Questions (FAQ)

How does this 4-link system improve handling?

  • This system replaces the factory leaf springs with a fully adjustable 4-link setup, providing better traction, reduced wheel hop, and improved cornering stability.

Can I install this kit on my classic muscle car?

  • Yes! This bolt-in & weld-in kit is compatible with classic vehicles using a Ford 9″ differential.

Does this kit include a differential housing?

  • No, the housing, third member, axles, and brakes are optional and must be sourced separately.

Is welding required for installation?

  • Some applications may require welding for additional reinforcement, but the kit is primarily designed as a bolt-on solution.

Does this kit work for both street and track use?

  • Absolutely! This 4-link system is fully adjustable, making it perfect for both street performance and aggressive track use.

Call to Action – Upgrade Your Suspension Today!

Enhance your classic car’s suspension with the Heidts 4-Link Rear Suspension Kit!

✔ Modern Suspension Geometry for Superior Handling
✔ Adjustable Coilovers & Trailing Arms for Custom Performance
✔ Bolt-On & Weld-In Installation for Maximum Flexibility
✔ Perfect for Street & Track Use

Order Now & Experience Next-Level Performance!

Overview

Brand:
Heidts
Manufacturer’s Part Number:
RB-112
Part Type:
Rear Suspension Packages
Product Line:
Heidts 4-Link Rear Suspension Kits
Summit Racing Part Number:
HDT-RB-112
UPC:
887753178572
Third Member Included:
No
Third Member Case Style:
Ford 9 inch
Third Member Case Material:
Aluminum
Pinion Support Material:
Steel
Pinion Support Finish:
Natural
Axle Shafts Included:
No
Upper Control Arms Included:
No
Lower Control Arms Included:
No
Control Arm Material:
Steel
Control Arm Color:
Natural
Air Bags Included:
No
Rear Shocks/Struts Included:
Yes
Rear Shock Type:
Single adjustable coilover
Coilover Springs Included:
Yes
Spring Finish:
Gray/Silver
Suspension Package Finish:
Bare
Bushings Included:
Yes
Bushing Material:
Polyurethane
Bushing Color:
Black
Sway Bar Included:
No
Watts Link Included:
No
Panhard Bar Included:
Yes
Adjustable Panhard Bar Included:
Yes
Upper Trailing Arms Included:
Yes
Adjustable Upper Trailing Arms Included:
Yes
Lower Trailing Arms Included:
Yes
Adjustable Lower Trailing Arms Included:
Yes
Trailing Arm Mount Braces Included:
Yes
Trailing Arm Hardware Included:
Yes
Rotors Included:
No
Calipers Included:
No
Quantity:
Sold individually.
Notes:
Includes brackets, bars, panhard bar, coilover shocks and spring. Housing, third member, axles and brakes optional

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