Already running one of QA1’s 4-Link Suspension Kits on your 1st Gen F-Body or 68-72 Nova? Now, take your build to the next level with QA1’s custom 9" rear housing, engineered to integrate seamlessly with your existing QA1 setup. Designed for enthusiasts looking to improve performance and durability, this 9" housing is the perfect upgrade for handling more horsepower, and aggressive driving conditions.
ENHANCE YOUR EXISTING QA1 4-LINK
QA1’s 9" rear housing is designed to bolt seamlessly to your QA1 4-link system, with fully formed trailing arm brackets that minimize flex under heavy loads, enhancing strength and rigidity. Whether you’re increasing horsepower or seeking a more durable rear-end solution, the custom QA1 9" rear housing delivers the performance gains you need. Its bolt-on design simplifies installation, saving time in the shop.
FEATURES AND BENEFITS
- Fabricated Center Section engineered for maximum strength and durability.
- Formed Trailing Arm Brackets reduce flex under high loads, ensuring your suspension remains rigid.
- Heavy-Duty 3” OD, ¼” Wall Axle Tubes provide the durability needed for high-performance applications.
- 31-Spline 1541H Alloy Axles support up to 650HP, with the housing handling up to 800HP.
- Standard 5x4-3/4” Bolt Pattern for a wide range of wheel options.
- Durable Semi-Gloss Powder coat Finish offers long-lasting protection and a clean, sleek look.
- Drain Plug, Fill Plug, and Jack Pad come standard to make service a breeze.
- Includes T-bolts and Housing Studs for assembling axle shafts and installing third members
- High-quality Roller Bearings for smooth operation and long-lasting reliability
Helpful Specifications:
- 60” factory wheel mounting surface width for easy wheel and tire fitment
- Big Ford “New Style Torino Flanges” with 2.5” axle offset for easy brake compatibility
- 5x4-3/4” factory bolt pattern, standard fitment and a wide range of wheel options
- ½” x 3” wheel studs for better fit with alloy wheels
- 2.770” hub diameter
- Requires third member for Ford 9” housings with 31 spline axles
EASY INSTALLATION & SERVICEABLITY
QA1 is committed to delivering products that make upgrading your car as simple as possible. Our 9’’ housings for QA1 4-link kits are designed for a bolt-on installation, eliminating the need for custom fabrication. Servicing your 9" rear end is also straightforward, featuring a dedicated fill port, drain plug, vent port, and jack plate
BEST IN-CLASS WARRANTY
QA1’s 9” housings come with a 1-year warranty against manufacturer defects.
MADE IN THE USA
QA1’s 9” housings are proudly made in the USA.
FITMENT NOTES
- Verify wheel and tire fitment on vehicle prior to installation.
- Center section (3rd member) not included
- Stock width housing recommended for use with stock wheel tubs
- Compatible only with QA1 four link suspension system
Specifications
- Stock or Narrowed WidthStock Width
