Plymouth Roadrunner 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

Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses t

Product Features:

• Powr Lok button kit
• Fits Dana Spicer 30, 44 and Chrysler 8.75″

RngPnn

Bolt/screw for adjuster lock for Chrysler 7.25″, 8.25″, 8.75″, 9.25″.

Product Features:

• Side adjuster lock bolt
• Fits Chrysler 7.25″, 8.25″, 8.75″ and 9.25″

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 is a mechanical locking differential. It features a forged case and 8620 internals for maximum strength. It’s patented design reduces common locker failures. All units 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 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
• 4.56 and up ratio only
• Patented internal design reduces common locker failures
• 8620 internals for added strength
• Assembled in the USA

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:

• DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
• SEALING TECHNOLOGIES — Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
• ENGINEERING EXPERTISE — Parts are designed, reviewed, validated and approved by Fel-Pro engineers through rigorous research and development
• REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
• EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted

3/8″ cover bolt, Dana 60, Dana 70 & Dana 80.

Product Features:

• Cover bolt for Dana Spicer 60, 70 and 80
• 3/8″

Yukon replacement yoke for Dana 60 and 70 with a 1410 U/joint size. 4.188″ snap ring span, 1.188″ cap diameter. Outside snap ring.This yoke uses straps. All Yukon yokes come with a one year warranty against manufacturing defects.

Product Features:

• Fits Dana Spicer 60, 70, 70U and 70HD
• 29 spline
• 1410 u-joint size
• 4.188″ snap ring span
• 1.188″ cap diameter
• Outside snap ring design
• Strap style

Dana 60 & Dana 70 Power Lok case bolt.

Product Features:

• Power Lok case bolt for Dana Spicer 60 and 70
• 7/16 x 14 thread
• 3.5″ long
• 9/16″ hex head

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 Chrysler 9.25″ rear
• 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

Product Features:

• Spider gear kit
• Fits Dana Spicer 60, 30 spline open differential
• Includes two side gears, two pinion gears, cross pin shaft, roll pin and spider gear thrust washers.

Valvoline MaxLife Multi-Vehicle ATF is a full-synthetic formulation with advanced additives to prevent the major causes of transmission breakdown and help extend transmission life.  Developed to help prevent leaks, maximize transmission performance, reduce transmission wear, and maintain smooth shifting longer than conventional fluids. It is suitable for use in a broad range of ATF applications including most Ford, GM, Toyota, Honda, Nissan, Hyundai, BMW, Mercedes, Volvo, VW & Audi. Recommended for use in the following applications: GM DEXRON-II, DEXRON-III, DEXRON-VI, Ford MERCON LV, Toyota/Lexus Type T, T-II, T-IV, WS, Honda/Acura, ATF-Z1, Nissan/Infiniti Matic-D, Matic-J, Matric-K, Matic-S, Hyundai/Kia SP-II, SP-III, SP-IV, SPH-IV, BMW 7045E, ETL 8072B, LA2634, LT71141, Allison C-4, Mercedes Benz NAG-1, Volvo 1161521, 1161540, 97340, 1273.41, and VW/Audi G-052-025-A2, G-052-162-A1. For CVT applications Valvoline recommends Valvoline Full Synthetic CVT Fluid.

Product Features:

• Formulated with full-synthetic base oils and long life friction modifiers to help improve smooth shifting, eliminate slippage and shudder, prevent clutch wear and improve drivability longer than conventional fluids
• High-performance seal conditioners maintain and preserve the elasticity of seals to help prevent leaks in high mileage transmissions
• Developed with anti-wear technology to help improve transmission durability
• Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures

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 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, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve (if applicable), oil baffles and slingers (if applicable), Thread locking compound, marking compound with brush, and gasket. 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 Chrysler 8.75″ ’42’ case with 25520 carrier races
• Included are Timken bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, thread locker, marking compound with brush, and gasket.

Ring gear bolt for Chrysler 7.25″, 8″ IFS, 8.25″, 8.75″ & GM 7.2″ IFS front. 3/8″ x 24.

Product Features:

• Ring gear bolt for Chrysler 7.25″, 8.0″ IFS and 8.75″
• 3/8″ x 24 thread
• .866″ long

Differential side bearing screw adjuster for 9.25″ Chrysler.

Product Features:

• Side adjuster for Chrysler 9.25″ rear

Yukon axle kit for Chrysler 8.75″. This kit contains two green bearings, ten axle studs and two cut to length axles that fit A, B & E body cars, 5 x 4.5″ pattern.

Product Features:

• 30 spline
• 5 x 4.5″ bolt pattern
• Cut to length design fits 28″-32″ applications
• Axle kit
• Includes two axles, two green bearings and 10 axle studs

Positraction clutch guide.

Product Features:

• Clutch guide for Chrysler 9.25″, Dana Spicer 44, Dana Spicer 50, Ford 8.8″, GM 12 bolt passenger car, GM 8.2″, 8.5″ and 8.6″, 1963-1979 Corvette and Nissan Titan
• Compatible with Dura Grip positractions only

Bearing race driver for Dana 60 front, Dana 70U rear, Chrysler 8.75″ with 42 housing, and ’88 and older GM 14T. No return.

Product Features:

• Bearing race driver
• Fits HM803110 race
• All steel construction

Product Features:

• PINION SHIM 8 3/4″ EARLY

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 Chrysler 9.25″
• Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.
• Fits Yukon Dura Grip

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 60 rear
• Included are a pinion seal, crush sleeve , complete shim kit, marking compound and brush.

Product Features:

• Belleville plate, splined
• Fits Dana Spicer 44 Powr Lok

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:

• Design type: spring loaded; multi-lip
• Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
• Good low temperature capability
• Low swell in hydrocarbon fluids
• Delivers quality and reliable performance for every type of repair

Set-up carrier bearing kit (2 bearings, no races) for Dana 60 and 70. 387A. No return.

Product Features:

• Set up bearing kit
• Fits Dana Spicer 60
• Easily slips on and off carrier journals to allow for easier carrier shim adjustment

Replacement redi-sleeve yoke saver for 8.75″ c, 9.25″ c, Dana 60, Dana 61, Dana 70, Dana 70U, Dana 70HD .Yukon Mighty seal.

Product Features:

• Redi-Sleeve yoke saver
• Fits Chrysler 8.75″ and 9.25″ rear, Dana Spicer 60, 70, 70U and 70HD