1961 Ford Thunderbird Differentials

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. The Yukon Grizzly locker uses 8620 internals and a patented design to provide maximum strength and reduce common failures. Assembled in the USA! 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 28 spline axles
• Patented internal design reduces common locker failures
• 8620 internals for added strength
• Assembled in the USA

Plain Silver aluminum pinion Supprt for 9″ Ford Daytona, HD 6061.

Product Features:

• Fits Ford 9″ with 28 spline pinion
• Larger inner pinion bearing reduces gear deflection under high load
• Races installed
• 6061 aluminum

Yukon standard open spider gear kit for 7.5″ Ford with 28 spline axles. 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
• Fit Ford 7.5″ open differential
• Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.

Yukon yoke for Ford 9″ with 35 spline pinion and a 1350 U/joint size. 3.625″ snap ring span, 1.188″ cap diameter. Outside snap ring. All Yukon yokes come with a one year warranty against manufacturing defects.

Product Features:

• Fits Ford 9″
• 35 spline
• 1350 u-joint size
• Outside snap ring design
• 3.625″ snap ring span
• 1.188″ cap diameter
• U-bolt style

Pinion gear thrust washer (0.875″ shaft) for 8.8″ Ford.

Product Features:

• Pinion gear thrust washer for Ford 8.8″
• 0.875″ diameter cross pin shaft applications only

All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities. All of our products undergo rigid quality control processes to insure proper fit, performance and longevity. Motive Gear products can be found in the winners circle at NHRA, IHRA, NMRA, NMCA, SODA, SCORE, BITD, Ultra-4 and NASCAR events because we offer unmatched selection and quality demanded by racers and their crew chiefs – the same quality and selection demanded by DIY customers and top mechanics. With four warehouses strategically located across North America, most Motive Gear orders arrive within 2-4 days. Win with Motive Gear!

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

Chrome Moly cross pin shaft for Mini-Spool for 9″ Ford HD.

Product Features:

• Cross pin shaft
• Fits Ford 9″
• Chromoly steel for added strength

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

STAR washers, 3.062″ Yukon Ford 9″ Drop Out new design ONLY.

Product Features:

• Star washer
• Fits Ford 9″
• 3.062″ designs only

National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:

• Premium bearing design matches OEM specifications
• Precision manufactured using premium-grade steel for outstanding durability and performance
• Crowned raceways and rollers to ensure even load distribution for maximum life
• Industry leading coverage
• Professional technicians know they can depend on National

Bearing race driver. No return.

Product Features:

• Bearing race driver
• Fits M88010 race
• All steel construction

Pinion support bolt for 8″ and 9″ Ford.

Product Features:

• Pinion support bolt for Ford 8″ and 9″
• 3/8″ x 24 thread
• 1.0″ long

Value-priced seal meets all cataloged application requirements.

Product Features:

• Brand may vary by location

Adjuster lock bolt 3.062″ & 3.250″ Yukon Ford 9″ Drop Out.

Product Features:

• Side adjuster lock bolt

Yukon Master Overhaul kits give you all the high quality parts you need to start & finish every differential job. Yukon offers more tailor-made kits than any other manufacturer in the industry to meet your specific installation needs. This kit uses carrier bearings & races with an I.D. of 1.780″ and an O.D. of 3.062″. This kit uses Timken bearings and races along with high quality seals and small parts. Included in this kit are carrier bearings and races, pinion bearings and races, pilot bearing, pinion seal, complete shim kit, pinion nut, crush sleeve (if applicable), oil baffles and slingers (if applicable), Thread locking compound, and marking compound with brush. Yukon’s Master Overhaul kits are the most comprehensive and complete kits on the market. They do extensive research to ensure that every kit is specially tailored to your application.

Product Features:

• Fits Ford 9″ with LM603011 carrier races
• Included are Timken bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve eliminator, pilot bearing, thread locker, marking compound with brush, and gasket.

All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities. All of our products undergo rigid quality control processes to insure proper fit, performance and longevity. Motive Gear products can be found in the winners circle at NHRA, IHRA, NMRA, NMCA, SODA, SCORE, BITD, Ultra-4 and NASCAR events because we offer unmatched selection and quality demanded by racers and their crew chiefs – the same quality and selection demanded by DIY customers and top mechanics. With four warehouses strategically located across North America, most Motive Gear orders arrive within 2-4 days. Win with Motive Gear!

O-ring for 9″ Ford.Yukon Mighty seal.

Product Features:

• Pinion support o-ring
• Fits Ford 9″

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

Yukon Pinion installation kits are a terrific solution for gear installation on lower mileage vehicles where the carrier bearings & races can be reused. This kit uses Timken bearings and races along with a high quality pinion seal and small parts. Included in this kit are the pinion bearings and races, pilot bearing (if applicable), crush sleeve (if applicable), complete pinion shim kit, pinion nut, thread locker, and marking compound with brush. Yukon does extensive research for each application to make sure your kit will arrive with all the correct parts you need to install your pinion gear.

Product Features:

• Fits Ford 9″ with Daytona pinion support
• Included are pinion bearings and races, pinion seal, pinion nut, crush sleeve, complete pinion shim kit, and marking compound with brush.

9″ Yukon 3.062″ aluminum case, HD dropout housing with forged caps. The Yukon aluminum dropouts feature a adjuster lock which is offset 90 degrees, offering an uninterrupted bearing cap for higher strenth. Made from A356-T6 aluminum and featuring a through-bolt desgin, this dropout is built for high horsepower & tall tires.Rated up to 1000HP!

Product Features:

• Fits Ford 9″
• 3.062″ carrier race diameter
• A356-T6 aluminum
• Thru-bolt design added strength

Ford 7.5″ & 8.8″ ring gear bolt, standard Open & TracLoc. 7/16″ x 20.

Product Features:

• Ring gear bolt for Ford 7.5″ and 8.8″
• 7/16″ x 20

Trac Loc clutch guide for 9″ Ford.

Product Features:

• Clutch guide
• Fits Ford 8″ and 9″

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

Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:

• All products are designed to meet or exceed OE quality, form, fit and funtion.

Product Features:

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

Yukon Minimum installation kits are a low cost solution for gear changes in newer vehicles where the bearings can be reused. This kit uses all high quality components to ensure a smooth set up. kit includes a pinion seal, crush sleeve (if applicable), complete shim kit, marking compound and brush.

Product Features:

• Fits Ford 7.5″
• Included are a pinion seal, crush sleeve, complete shim kit, marking compound and brush.

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