1981 Ford F-250 Pickup Differentials

Product Features:

• CONSISTENT PERFORMANCE: Matched cup and cone components ensure consistent performance
• PREMIUM MATERIALS: Precision manufactured using premium-grade steel for outstanding durability and performance
• SMOOTH ROTATION: Crowned raceways and rollers for even load distribution
• OE-STYLE DESIGN: Engineered to meet OE specifications
• COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
• RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on

Replacement ring gear bolt for Model 20, Grand Cherokee 35, “Super” Dana 30 & Dana 50. 7/16″ x 20.

Product Features:

• Ring gear bolt for AMC Model 20, “Super” 35, Dana Spicer “Super” 30 and Dana Spicer 50
• 7/16″ 20 thread

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

Product Features:

• D30 PRE-LOAD SPACER (SHIM PACK)

Seal housing for Ford 10.25″ & 10.5″, Zip locker, with o-rings.

Product Features:

• Seal housing for Ford 10.25″ and 10.5″
• Includes o-rings

National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:

• Designed to repair damaged, grooved or worn shafts
• Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
• Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
• Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
• Easy to install with removable flange and installation tool
• Installation tool reduces sleeve distortion and allows for installation without removal from the shaft

Product Features:

• Clutch kit
• Fits Dana Spicer 44 and Chrysler 8.75″ Powr Lok
• Aggressive design

Spartan spring & pin kit, fits larger designs.

Product Features:

• Fits Dana Spicer 60
• Replacement alignment pin and spring kit

Product Features:

• DANA-60 R/P 3.54 STD MG 24813-5X (USES PRE-LOAD SHIMS)

Cross pin shaft for 9.75″ Ford.

Product Features:

• Cross pin shaft
• Fits Ford 9.75″

Product Features:

• FORD 8.8IFS MASTER KIT ’97-UP NO AXLE SEALS IN KIT

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

Yukon replacement axle for Dana 50 IFS right hand inner, (outer u/joint to slip yoke) 23.94″ long, ’80-’97 . Yukon front axles come with a one year warranty against manufacturing defects.

Product Features:

• 30 spline
• 23.94″ long
• Fits Dana Spicer 50 IFS in 1980-1999 Ford F250
• Right hand inner
• 5-332X U-joint size

Dana 30 & Dana 44 roll PIN, 0.235″ DIA, for cross pin shaft.

Product Features:

• Roll pin for Dana Spicer 30 and Dana Spicer 44
• 0.235″ diameter

Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

Product Features:

• PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
• SMOOTH ROTATION – Crowned raceways for even load distribution
• OE-STYLE DESIGN – Engineered to meet OE specifications
• COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
• RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on

Replacement crush sleeve for Dana 60, APROX 0.660″ long.

Product Features:

• Crush sleeve for Dana Spicer 60
• 0.660″ tall

Product Features:

• Pinion nut washer for Chrysler 7.25″, 8.25″, 8.75″ with 29 spline pinion, Jeep JK rear, Dana Spicer 60, 70, 70U and 70HD and 2007-2010 Ford 10.5″

Product Features:

• Oil baffle for Dana Spicer 44

Product Features:

• Clutch guide for Chrysler 9.25″, Dana Spicer 44 and Dana Spicer 60
• For Trac Loc positraction applications only

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 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 Dana Spicer 44 IFS front
• Included are a pinion seal, complete shim kit, marking compound and brush.

Polished aluminum cover Ford 10.25″ and 10.5″ Ford.

Product Features:

• Fits Ford 10.25″
• Finned polished aluminum

The Powertrax Lock-Right ultra-strength alloy locker’s straight-line performance is equal to a solid spool, but automatically unlocks in turns. Best suited for extreme off-road to severe on-road use, Powertrax Lock Right lockers replace the spider gears in your open differential carrier using basic tools and without affecting your ring and pinion settings. The whole job can be done in your driveway in a couple of hours, pin included! Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!The Powertrax® Lock-Right Locker provides outstanding traction for off-road machines and race vehicles. Powertrax No-Slip Traction Systems deliver excellent performance to street-driven cars and trucks.

Powertrax® lockers range from the original, Lock-Right for serious straight-line performance, to the No-Slip traction system for street-able vehicles.

Powertrax® offers three levels of GRIP locking differentials, ranging from the clutch-type GRIP LS with a forged steel case, the gear-driven GRIP PRO and finally the GRIP LOK for extreme traction.

Powertrax® = Extreme Traction Systems!

USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offers a full line of ring & pinion sets for a variety of common & hard to find applications. USA standard gear offers a standard one year warranty against defects on their ring & pinion sets.

Product Features:

• Fits 1993 – 1999 Ford 10.25″
• 10.25″ ring gear diameter
• 31 spline pinion
• 12 ring gear bolts
• 4.30 ratio

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 Dura Grip uses a nodular case and forged 4320 internals for added strength along with composite clutches for high performance and long life. All units are Rebuildable and many offer upgrades to increase aggressiveness for racing applications. Each unit carries a one year warranty against defects.

Product Features:

• Fits Dana Spicer 50
• 4-spring, clutch style positraction
• Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
• Fully rebuildable
• Assembled in the USA

Yukon replacement standard open carrier case for Dana 44, 3.92 & up, 2-3/8″ tall.

Product Features:

• Standard open carrier case
• Fits Dana Spicer 44 with 30 spline axles
• 3.92 and up ratio only
• Does not include spider gears

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 Dana Spicer 60 rear
• Included are pinion bearings and races, pinion seal, crush sleeve , complete pinion shim kit, and marking compound with brush.

Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

Product Features:

• PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
• SMOOTH ROTATION – Crowned raceways for even load distribution
• OE-STYLE DESIGN – Engineered to meet OE specifications
• COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
• RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on