1971 Chevrolet Impala Differentials

Product Features:

• Fits GM 7.5″ and 7.625″
• Steel

8.75″ Chrysler & 55P Chevy Power Lok clutches, Model 20 also, POSI.

Product Features:

• Clutch kit
• Fits Chrysler 8.75″, 1955-1964 GM passenger car and AMC Model 20 Powr Lok positraction

For vehicles that are driven daily, the Powertrax No-Slip Traction System is the latest design in quiet traction-adding differential technology. It combines the automatic street-friendly smooth operation of a limited-slip differential with the traction performance of a locking differential. The Powertrax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. 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!

Motive Gear Differential Bearing Kits Include Front & Rear Pinion Bearing, Pinion Seal, Carrier Bearings, Pilot Bearing Where Applicable, Gear Marking Compound, Crush Sleeve, Pinion Nut, Brush, Thread Locking Compound And Cover Gasket Or Rtv

Product Features:

• BRG & SEAL KIT ’55-’64 CHEV 8.4 DROP OUT STYLE

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:

• 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

Standard Open and positraction cross pin shaft for GM 12T, 12P, and 55T.

Product Features:

• Cross pin shaft for GM 12 bolt passenger car and truck
• Fits standard open and positraction applications

Product Features:

• GM 10BL 8.5 R/P 3.73A MG FRT/REAR

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

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.

Mini spools are a low-cost traction option for vehicles looking for full-time lockup. The mini spool installs into a standard open carrier and give 100% power to both tires at all times. These units are not recommended for street-driven vehicles. We recommend full spools for vehicles with large tires or high horsepower. These units come with a one year warranty against manufacturing defects.

Product Features:

• Fits GM 7.5″ with 26 spline axles
• Provides 100% traction to both wheels at all times
• Installs into standard open carrier case

Product Features:

• Shim kit
• Fits Ford 8.8″, 1963-1979 Corvette, GM 12 bolt passenger car and truck, 8.2″, 8.5″ and 8.6″ Dura Grip positraction

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. This unit has larger bearing journals for added strength & uses heavy-duty carrier bearings & races.

Product Features:

• Fits GM 8.5″ with 28 spline axles
• 2.73 ratio and up only
• 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 standard open spider gear kit for late 7.625″ GM with 28 spline axles and large and small windows. 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 GM 7.625″ open differential with 28 spline axles
• Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.

USA Standard Master Overhaul kits let you finish your install with confidence. This kit uses Koyo bearings and races. Included 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), threading locking compound, marking compound with brush and gasket.

Product Features:

• Fits GM 8.5″ rear
• Uses Koyo bearings and races
• Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve, thread locker, marking compound with brush and gasket.

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

Differential

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5/16″-18 cover bolt, Dana Spicer 25, 27, 30 and 44, AMC Model 20 and Model 35, Chrysler 9.25 rear, GM 7.5″, 7.625″, 8.2″, 8.5″, 12 bolt passenger car and truck.

Product Features:

• Cover bolt for Dana Spicer 25, 27, 30 and 44, AMC Model 20 and Model 35, GM 7.5″, 7.625″, 8.2″, 8.5″ and 12 bolt passenger car and truck.
• 1/2″ head

Yukon positraction internals for GM 12P and 12T with 33 spline axles. Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. This kit does not include clutches. All components come with a one year warranty against manufacturing defects.

Product Features:

• Spider gear kit
• Fits GM 12 bolt passenger car with 33 spline Dura Grip positraction
• Includes two side gears, two pinion gears, cross pin shaft, roll pin and spider gear thrust washers.

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.

Replacement bare case for GM 8.5″ & 8.6″ Yukon Dura Grip. Fits both 28 & 30 spline applications. This carrier case is for a Yukon Dura Grip ONLY. It is NOT a replacement carrier for a stock positraction.

Product Features:

• Dura Grip positraction carrier case
• Does not include spider gears
• Fits GM 8.5″ and 8.6″
• Fits 2.76 and up ratios only

7.5″ & 7.625″ GM 82-99 PINION KIT .

Product Features:

• Fits 1982-1999 GM 7.5″ and 7.625″
• Uses Koyo bearings and races
• Included are pinion bearings and races, pinion seal, pinion nut, crush sleeve, marking compound and brush.

GM 7.5″ standard Open side gear thrust washer.

Product Features:

• Side gear thrust washer
• Fits GM 7.5″

Redline Synthetic “Shock Proof” Oil with positraction Additive. 4 Quarts.

Product Features:

• Includes four quarts of Redline Shockproof oil and one 4oz bottle of Yukon positraction additive

Yukon yoke for GM 8.2″ with a 1310 U/joint size. 3.219″ snap ring span, 1.062″ 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 GM 8.2″
• 25 spline
• 1310 u-joint size
• 3.219″ snap ring span
• 1.062″ cap diameter
• Outside snap ring design
• U-bolt style

Bearing race driver. No return.

Product Features:

• Bearing race driver
• Fits HM89410 race
• All steel construction

Bearing race driver. No return.

Product Features:

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