4WD Parts
MILEMARKER® SUPREME LOCKING HUBS
Enjoy the advantages of both 4-wheel drive and 2-wheel drive Eliminate drag to reduce wear, increase power and improve fuel economy Superior-quality hubs operate smoothly.
SUPERWINCH® HARD-TO-FIND LOCKING HUB SET
Lock out drivetrain wear, extending component life, tires and fuel economy Lifetime Limited Warranty For most domestic and imported front axles Manually lock and unlock drivetrain from front wheels.
4WD-TO-2WD MILEMARKER® CONVERSION KITS WITH HUBS
Reduces power loss and wear and tear on the driveline Saves fuel?go further on a tank of gas For '73-79 full-time 4WDs with new process 203 transfer case Easy to install using common hand tools. Normal high and low range selection not affected.
4X4 POSI-LOK™ SYSTEM
True shift on the fly! Works like hubs Lock up the 4-wheel drive instantly in any temperature from inside cab—whether you're moving or not! No need to stop truck to lock up system!
OMIX® TRANSFER CASE DRIVE CHAIN
Shipped separately from factory. NOTE: SKU numbers ending in F are factory shipped and may take a little longer to reach you.
CROWN AUTOMOTIVE CONVERSION KIT
Convert full-time 4WD to part-time when hard-to-find components can't be found The only solution when full-time components cannot be located Kit includes gear kit, gasket and seal kit, chain and locking hubs. Instructions included.
RUGGED RIDGE HEAVY-DUTY TRANSFER CASE CROSSMEMBER
Provides heavy-duty support for your transfer case during aggressive or off-road driving and protects against damage!
NP231 TRANSFER CASE
Completely new original equipmentNOT rebuilt! No core handling Restores like new 4WD operation Bolt on...and be ready to roll almost immediately.











