QA1 Level 2 Handling Suspension Kits HK32-CRB4
Part number 42705f7604da
$5,797.84
In stock ready to ship
Parts & Accessories
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Parts & Accessories
SKU be6af74395ba
Car Chassis & Suspension Kits$1,423.91
Freight and taxes calculated at checkout
In stock · ready to ship
No warranty
Commercial use may carry a shorter period than pleasure use.
Warranty termsFreight — 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.
Shipping rates30-day return window · 25% restocking fee plus freight both ways.
Engines or transmissions that have been disassembled or parted out cannot be returned.
Full policySecure card payment via Stripe. A deposit holds an item for 15 days.
Some engines and transmissions carry a refundable core charge, shown on the product page where it applies.
Payment termsCatalogue data
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In the seller's words
The QA1 1965-72 F-100 Rear Coilover Conversion System (R120-200) is engineered to provide unparalleled suspension performance, handling, and adjustability. This system delivers up to a 7-inch rear drop, optimizing your truck’s stance while enhancing ride quality and cornering ability.
No welding or cutting required—simply bolt it in for an immediate performance upgrade!
✅ Single Adjustable Coilover Shocks – Fine-tune ride stiffness for street or performance use
✅ High-Travel Springs (200 lbs./in. Spring Rate) – Ensures a smooth ride while maintaining control
✅ Adjustable Lower Trailing Arms – Enables precise rear axle positioning
✅ Adjustable Panhard Bar & Panhard Bar Brace – Reduces lateral movement for increased stability
✅ Adjustable Torque Arm & Torque Arm Axle Mount – Ensures proper drivetrain alignment
✅ Torque Arm Crossmember – Reinforces the chassis for enhanced rigidity
✅ Complete Hardware Kit – All nuts, bolts, and mounting components included
Everything you need for a premium rear suspension upgrade in one complete package!
| Feature | Details |
|---|---|
| Brand | QA1 |
| Manufacturer Part # | R120-200 |
| Product Type | Rear Suspension Package |
| Suspension Adjustability | 4 in. to 7 in. Drop |
| Rear Shock Type | Single Adjustable Coilover |
| Coilover Springs Included? | ✅ Yes |
| Spring Rate | 200 lbs./in. |
| Spring Finish | Gray/Silver |
| Suspension Finish | Black Powdercoated |
| Panhard Bar Included? | ✅ Yes (Adjustable) |
| Lower Trailing Arms Included? | ✅ Yes (Adjustable) |
| Upper Trailing Arms Included? | ❌ No |
| Trailing Arm Mount Braces Included? | ✅ Yes |
| Watts Link Included? | ❌ No |
| Rotors & Calipers Included? | ❌ No |
| Installation Type | Bolt-On – No Bed Removal Required |
| Quantity | Sold as a Kit |
⚡ Achieve the perfect stance and handling balance with this high-performance coilover conversion system!
✔ Designed for 1965-72 Ford F-100 Trucks
✔ Works with Factory Rear Axle Setup
✔ Compatible with Aftermarket Coilover Shocks
Ensure your vehicle meets the specific fitment requirements before purchasing!
Direct Bolt-On – No cutting, no welding required
⚙️ Includes all necessary mounting hardware
Adjustable components for fine-tuned ride height & handling
Professional alignment recommended after installation
⚠️ Professional installation is recommended for optimal performance & safety!
How much drop does this system provide?
Does this kit work with my factory rear axle?
Can I use this kit with aftermarket rear brakes?
Do I need to remove my truck bed to install this kit?
Will I need an alignment after installing this system?
Give your classic Ford F-100 a modern suspension upgrade with QA1’s Rear Coilover Conversion System!
✔ Easily Achieve a 4 in. to 7 in. Drop
✔ Adjustable Coilovers for Street or Performance Driving
✔ Bolt-On Installation – No Welding Required!
✔ Perfect Balance of Comfort & Handling
Order Now & Take Your F-100 to the Next Level with QA1 Suspension!
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