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QA1 Standard Width Ford 9 in. Rear Axle Housings for 1965-1972 F-100 - R909S
Part Number: QA1-R909S
QA1 Standard Width Ford 9 in. Rear Axle Housings
Axle Housing, Axles, 9 in. Ford, Bearings, Seals, Studs, Ford, Kit
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Estimated Ship Date: Nov 16, 2026 Would you rather pick it up?
Kit/Combo Contents
QA1 Axle Shafts, Direct Fit 7039-530
Axle Kit, QA1 9 in. Ford Housing, Left, Right, Rear, Ford, Kit
Kit Item Quantity: 1
QA1 Standard Width Ford 9 in. Rear Axle Housings 8102-139
Axle Housing, Ford 9 in. Style, Ford, Each
Kit Item Quantity: 1
Overview
Brand:
Manufacturer's Part Number:
R909S
Part Type:
Product Line:
Summit Racing Part Number:
QA1-R909S
Item Number:
8954937
UPC:
806990237903
Axle Type:
Bolt-in
Axle Housing Color:
Black
Ring and Pinion Included:
No
Axle Shafts Included:
Yes
Axle Material:
1541H alloy steel
Axle Shaft Spline Quantity:
31
Brakes Included:
No
Third Member Included:
No
Wheel Studs Included:
Yes
Wheel Stud Pattern:
Dual 5 x 4.50 in. and 5 x 4.75 in.
Wheel Stud Thread Size:
1/2 in.-20
Bearings Included:
Yes
Seals Included:
Yes
Remanufactured:
No
Quantity:
Sold as a kit.
Notes:
Housings feature Big Ford Torino-style housing ends and 3 in. long axle studs. Standard width version.
QA1 Standard Width Ford 9 in. Rear Axle Housings
If you are already running one of QA1's 4-link suspension kits on your classic car, get ready to take your build to the next level with their custom 9 in. rear housings engineered to integrate seamlessly with your existing QA1 setup.
Designed for enthusiasts looking to improve performance and durability, QA1 Standard OE width Ford 9 in. rear axle housings are perfect upgrades for handling more horsepower and aggressive driving conditions. They are 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, these custom QA1 9 in. rear housings deliver the performance gains you need. Select the kit designed for your vehicle.
Features:
* Fabricated center section engineered for maximum strength and durability
* Formed trailing arm brackets ensure your suspension remains rigid
* Heavy-duty 3 in. O.D., 1/4 in. thick wall axle tubes provide the durability needed for high-performance applications
* 31-spline 1541H alloy axles support up to 650 hp, with the housing handling up to 800 hp
* Standard 5 x 4 3/4 in. bolt pattern for a wide range of wheel options
* Durable semi-gloss powdercoat 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
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Instructions & Calculators
Some parts are not legal for use in California or other states with similar laws / regulations
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