1971 Ford F-100 Differentials

The Yukon Zip Locker is the latest in on-demand traction. Its air-operated design allows you to switch from an open differential to 100% lockup when you need it, giving you the ultimate in driver selectability. The Yukon Zip locker is an air operated locker that provides selectable traction for off road or street use. This unit features 4320 Chrome Moly internals for added strength. Assembled in the USA! compressor sold separately. All Zip Lockers are backed by the best warranty in the business! All Zip Lockers come with a six (6) year warranty, including any collaterally damaged parts and associated labor, up to $2,000, for the first two (2) years. This is a narrow case locker. If you have a wide housing, please order two DS 42563 with your locker. This locker is ABS compatible.

Product Features:

• Fits Dana Spicer 60 with 30 spline axles
• 4.10 and down ratio only
• Forged case and 8620 internals for added strength
• Works with a variety of air delivery systems
• Assembled in the USA

Yukon replacement yoke for Dana 30, 44, and 50 with 26 spline and a 1330 U/joint size. 3.625″ snap ring span, 1.125″ cap diameter. Outside snap ring. This yoke uses u-bolts. All Yukon yokes come with a one year warranty against manufacturing defects.

Product Features:

• Fits Dana Spicer 44
• 26 spline
• 1330 u-joint size
• 3.625″ snap ring span
• 1.125″ cap diameter
• Outside snap ring design
• U-bolt style

Trac Loc ring gear bolt washer for 8″ and 9″ Ford.

Product Features:

• Ring gear bolt for Ford 8″ and 9″
• For Trac Loc positraction applications only

Product Features:

• Brand may vary by location

Product Features:

• Carrier shim kit for Dana Spicer 30 and Dana Spicer 44 with 19 spline axles

Ford 9″ pinion Support, 35 spline, 10 hole, no races included.

Product Features:

• Fits Ford 9″ with 35 spline pinion
• Larger inner pinion bearing reduces gear deflection under high load
• 6061 aluminum
• 10 bolt holes
• Does not include races

Product Features:

• Floater roll pin
• Fits Dana Spicer 44 and Chrysler 8.75″
• Powr Lok positraction only

The Yukon Grizzly Locker is the ultimate in locking differentials for street, off-road, & drag racing. Grizzly Lockers provide 100% power to both tires, while still allowing for disengagement while negotiating turns. This unit requires the use of a 3.250″ dropout. Use carrier bearing/race numbers LM104949/LM104911. The Yukon Grizzly locker uses 8620 internals and a patented design to provide maximum strength and reduce common failures. Assembled in the USA! This unit has been approved for competition in NASCAR National & Touring series. This is a race unit designed for extreme off road use or racing. All Grizzly Lockers are backed by the best warranty in the business! Yukon covers the replacement unit and covers any collaterally damaged parts and associated labor, up to $2,000! This locker also fits 9.5″ & 10″ dropouts.

Product Features:

• Fits Ford 9″ with 31 spline axles
• Patented internal design reduces common locker failures
• 8620 internals for added strength
• Assembled in the USA
• Aggressive design for racing applications only

Seal housing for Dana 60, Zip locker, with o-rings.

Product Features:

• Seal housing for Dana Spicer 60
• Includes o-rings

Product Features:

• Side gear thrust washer for Ford 8″, Ford 9″ and AMC Model 20
• 0.030″ thick

Product Features:

• Trac Loc spring plate for Ford 8″ and 9″

9″ Ford gasket.

Product Features:

• Dropout gasket
• Fits Ford 9″

8″ & 9″ Ford 5-Tab clutches (early Equalock).

Product Features:

• Clutch kit
• Fit Ford 9″ Equa Loc positraction
• 5 outer tabs

3.062″ side adjuster, Only Fits Yukon Ford 9″ Drop Out, new design ONLY.

Product Features:

• Side adjuster
• Fits Ford 9″
• 3.062″ designs only

Our wheel seals are engineered using only the highest-quality materials to meet vehicle manufacturer specificatons. We work with suppliers to design seals that meet FAG’s quality standards. Seals are designed to protect wheel end components from contamination – such as dirt, dust, and moisture – and prevent the loss of grease over the life of the bearing. The specifications for wheel seals are very demanding, and the type required depends on the specific application, position and vehicle class.

Product Features:

• High-precision and High-quality components used in all KITs
• Coverage of classic and new high-tech solutions for the best system coverage

Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:

• Meets or exceeds all original equipment specifications
• Application specific design to ensure a perfect fit
• Unsurpassed quality you can trust
• Validated for fit, form and function
• Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes

Product Features:

• Cover gasket
• Fits Dana Spicer 44

Dana 30 & Dana 44 Power Lok bolt, left hand, & 8.75″ Chrysler & 55P.

Product Features:

• Power Lok case bolt for Dana Spicer 30, Dana Spicer 44, Chrysler 8.75″ and 1955-1964 GM passenger car
• Left hand thread

Product Features:

• Fits Ford 9″ with 31 spline axles
• Installs into a standard open carrier case
• Provides 100% traction to both wheels at all times
• Not recommended for street driven vehicles

Product Features:

• Carrier shim kit for Dana Spicer 30 with 30 spline axles

Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:

• Meets or exceeds all original equipment specifications
• Application specific design to ensure a perfect fit
• Engineered for the sealing repair environment
• Validated for fit, form and function
• Unsurpassed quality you can trust

Yukon standard open spider gear kit for and 9″ Ford with 28 spline axles and 4-pinion design. Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. All components come with a one year warranty against manufacturing defects.

Product Features:

• Spider gear kit
• Fits Ford 8″ and 9″ open differential with 28 spline axles
• Includes two side gears, four pinion gears, cross pin shaft, roll pin and spider gear thrust washers.

Product Features:

• Oil baffle for Dana Spicer 60 and Dana Spicer 70U

Dana 50 Dana 60 Dana 70 & Dana 80 roll PIN, 0.225″ DIA, for X/P shaft, 1.87″ LNG.

Product Features:

• Roll pin for Dana Spicer 50, 60, 70, 70U, 70HD and 80
• 0.225″ diameter
• 1.870″ long

Yukon Extra HD 3.062″ nodular Iron dropout for Ford 9″. Yukon nodular iron dropouts feature a 5/8″ cap bolt and forged caps for maximum strength. Rated up to 1200HP!

Product Features:

• Fits Ford 9″
• 3.062″ carrier race diameter
• Nodular iron for added strength

Dana 44, GM55P & 8.2″ GM pinion gear Thrust washer.

Product Features:

• Pinion gear thrust washer for Dana Spicer 44, GM 8.2″ and 1955-1964 GM passenger car

One (1) specialty bearing race to adapt small bearing journal into a 3.250″ dropout. This adapter allows the use of a 28 or 31 spline carrier, positraction or locker in a 3.250″ dropout. This is a perfect solution if you are currently running 28 or 31 spline axles but are looking to upgrade to 35 spline later, or are stepping down from 35 spline but don’t want to buy a new dropout.

Product Features:

• Carrier race
• Fits Ford 9″
• Conversion race to install small bearing carrier into 3.250″ dropout

The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence & performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction. The Yukon Trac Loc uses a nodular case, billet side hat, and forged internals for higher strength than stock Trac-Locs. The units use composite clutches for high performance and long life. All units are Rebuildable. Yukon offers a one year warranty against manufacturing defects.

Product Features:

• Fits Ford 9″ with 28 spline axles
• Trac Loc positraction
• Clutch style positraction
• Aggressive design
• Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
• Fully rebuildable
• Assembled in the USA