from

$835.99

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 GM 12 bolt truck with 30 spline axles
3.73 and up ratio 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

from

$634.99

The Spartan Locker, by USA Standard Gear, provides reliable traction at a low cost. Give your vehicle great traction and save some cash. Choose a Spartan Locker for better traction. The Spartan locker by USA standard gear is a mechanical locker that replaces the spiders in a standard case. The Spartan locker’s design does not use the thrust washers and has a revolutionary spring and pin design that makes installation a snap! The couplers and drivers are made from 9310 steel, for added strength. Each Spartan locker carries a one year warranty against defect.

Product Features:

Fits Dana Spicer 44 with 30 spline axles
Made from 9310 steel for added strength
Replaces the spiders in a standard carrier case

from

$215.99

Yukon 4340 Chrome-Moly left hand inner axle for ’79-’87 GM 8.5″ Blazer and truck with a length of 35.46″ and 28 splines. Yukon 4340 Chrome-Moly axles provide up to 50% increased strength over stock axles for use in extreme performance applications with large tires and high horsepower. Yukon’s 4340 axles are manufactured using the latest technologies and the highest quality materials to ensure high strength and long life. Limited Lifetime warranty covers manufacturing defects and axle breakage for as long as you own the vehicle. This warranty is not transferable to another party. “No Questions Asked” replacement for first warranty return, however Yukon reserves the right to either replace axle or refund original purchase price after the first warranty claim. Yukon (through Randy’s ring & pinion) makes final determination on warranty considerations.

Product Features:

Fits 1979-1987 GM half ton front with GM 8.5″
4340 Chromoly
Left hand side inner
28 spline
35.46″ from end of splines to center of u-joint bore

from

$174.99

Pump up kit, Zip Locker.

Product Features:

Tire pump up kit
Includes hose, fittings, couplers and teflon tape

from

$1487.99

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

from

$303.99

Polished aluminum cover for 12T GM.

Product Features:

Fits GM 12 bolt truck
Finned polished aluminum

from

$442.99

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!

from

$61.99

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″

from

$207.99

Yukon Bearing installation kits are perfect for shops & builders who have shims on the shelf and are looking to save cost over a Master Overhaul kit. This kit uses Timken bearings and races along with all high quality small parts. kit includes carrier bearings and races, pinion bearings and races, pinion seal, crush sleeve (if applicable), oil baffles and slingers (if applicable), marking compound and 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 ring & pinion set.

Product Features:

Fits GM 8.5″ front
Included are carrier bearings and races, pinion bearings and races, pinion seal, crush sleeve, marking compound and brush.

from

$7.99

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

from

$12.99

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

from

$193.99

Yukon replacement yoke for Dana 60 and 70 with a 1350 U/joint size. 3.625″ 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
1350 u-joint size
3.625″ snap ring span
1.188″ cap diameter
Outside snap ring design
Strap style

from

$4.99

3/8″ ring gear bolt washer for GM 12 bolt car & truck, 8.2 BOP & more.

Product Features:

Ring gear bolt washer for GM 12 bolt car and truck, 1955-1964 passenger car, 1963-1979 Corvette and 8.2″ Buick, Oldsmobile and Pontiac

from

$6.99

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:

Pinion nut for Dana Spicer 25, 27, 30, 44, 50 and GM 7.75″
3/4″ x 16 thread

from

$404.99

Product Features:

Clutch 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
14 piece kit
Carbon fiber clutches

from

$8.29

Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

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

from

$117.99

Product Features:

PINION YOKE
CAST:1310
U-BOLT STYLE

from

$25.49

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

from

$188.99

Bearing race driver for Dana 44 rear. (TK 31520) No return.

Product Features:

Bearing race driver
Fits 31520 race
All steel construction

from

$52.99

Product Features:

Super carrier shim kit for Ford 8.8″, GM 12 bolt passenger car and truck, GM 8.0″, 8.6″, 8.6″ IRS and 1963-1979 Corvette
Interlocking design makes installation much easier

from

$7.99

7/16″ TO 3/8″ ring gear bolt spacer sleeve.

Product Features:

Ring gear bolt sleeve
Adapts 7/16″ to 3/8″

from

$399.99

Yukon positraction internals for Dana 44 Dura Grip posi, 30 spline. Does not include clutches. Does NOT fit Trac Loc or Powr Lok. Fits Dura Grip ONLY.

Product Features:

Spider gear kit
Fits Dana Spicer 44 with Dura Grip positraction
Includes two side gears, four pinion gears, cross pin shaft, roll pin and spider gear thrust washers.

from

$8.99

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

from

$275.99

Product Features:

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

from

$198.99

Product Features:

Spider gear kit
Fits Dana Spicer 60, 35 spline open differential
Includes two side gears, two pinion gears, cross pin shaft, roll pin and spider gear thrust washers.

from

$6.99

Product Features:

Inner oil slinger for Dana Spicer 25, 27, 30, 44 and 50

from

$12.99

Product Features:

Cover gasket
Fits Dana Spicer 44

from

$206.99

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.