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Nitro Billet Ford 9" Custom 3rd member, w/ ARB Air locker, 1350 Yoke (Choose Ratio & Spline Count)
Ford 9" Custom Billet Aluminum 3rd Member

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Price: $3,669.75

Product Code: REBF9BILLET-ARB35

Choose Gear Ratio

Select Spline Count


Ford 9" Nitro Billet Aluminum 3rd Member
w/ ARB Air Locker
Choose Ratio & Spline Count

Differential: Ford 9"
Gear Ratio: All 9"
Carriers: ARB 31 or 35 spline
Manufacturer: Nitro Gear & Axle
Warranty: Nitro

3 quarts of Nitro Syntheic Plus Gear Lube

Now you can run the Nitro Billet 9" in your Daily Driver, Street Rod, 4x4, Trail Vehicle, Weekend Warrior, Grocery Getter, etc!
Why run a refurbished cast unit in your special project, when you can run this USA Made, Billet CNC Machined work of art?
100% Made in the USA!

Use with any Ford 9" Axle housing and choose from 31 or 35 spline spline axles.

Same USA Made Billet 3rd Member case as our full competition Pro 40 Series, but this ones is assembled with a street-able gearset, and can be used with the standard 31 or 35 spline air locker. This combination makes them more affordable and long lasting for vehicles driven on and off the road! Great for popular aftermarket upgrades on Jeep TJ, JK, Toyota Tacoma, etc. Designed to hold up where the factory rear application may not, Heavy Overland equipment vehicles, over-sized tires, etc.

Tech Note:

28 spline pinion
Choice of gear ratio & axle spline count.
Use with any Ford 9"


Nitro 9" Billet Housing
Nitro 9" Ring & Pinion Gears
Nitro Master Install Kit
Nitro Solid Pinion Spacer
Nitro 1350 28 Spline Yoke
ARB Air Locker: 31 Spline or 35 Spline

Professionally assembled and ready to install in your 9" axle housing.

Manufactured right here in the U.S. of A., these Nitro 3rd Members are CNC machined from aircraft grade 6061-T6 solid billet aluminum. High strength studs support the billet caps and adjuster nuts. These units feature a load bolt and use a billet 10 bolt Daytona style pinion support retained with high strength studs and hardware. Engineered for maximum stiffness and minimum defection these 3rd members are built in house to exacting specifications for extreme reliability, optimum street performance and stunning good looks. This Nitro Aluminum Billet combination is ideally suited to street/strip use and does not require additives or additional maintenance after installation. More aggressive differential options are available (lockers, spool, clutch type LSD units) " call 1-866-349-6801 for a quote.

Nitro Gear and Axle Premium Differential Ring and Pinion Gears, Axles and parts.

Nitro Gear & Axle strives to provide the highest quality differential & axle components available. We take the steps necessary to ensure our parts are dependable. Our product range is continually growing to meet the needs of consumers for new ratios and Fits. At Nitro we know differentials, and know what it takes to provide you with high quality components.


This product can expose you to chemicals including toluene and benzene, which are known to the State of California to cause cancer and birth defects or other reproductive harm.
For more information go to: www.P65Warnings.ca.gov

  • State of the art CNC machined parts
    Housing body cut from solid 6061 T6 billet aluminum
    Main Caps cut from solid 7075 T6 billet aluminum.
    High-strength load bolt to prevent deflection
    Pre-drilled and tapped for ARB air locker-air line fitting and includes a plug if not using an ARB
    Accepts Ford 9” or 10" Ring & Pinion sets, 28-35 spline pinion
    Far stronger than other OE, Aftermarket Aluminum or Iron Dropout housings
    20-30% lighter than nodular iron drop-outs
    Greater heat dissipation from aluminum vs. iron keeps your oil and gears cooler and lasting longer
    Compact bearing main cap design allows fitment in any stock or aftermarket Ford 9" housing
    Precision machined parts improve gear set-up pattern consistency
    Made in the USA

80W-140 Nitro Para-Synthetic Plus Gear Oil, GL5
Price: $250.43

80W-140 Nitro Para-Synthetic Plus Gear Oil
80W-140 Nitro Para-Synthetic Plus Gear Oil, GL5 (1 Quart)
Price: $21.02

80W-140 Nitro Para-Synthetic Plus Gear Oil

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