Looking for in-stock aftermarket parts to modify or upgrade your American Motors Javelin with differentials? At Tunersports.com we carry a huge selection of the top name brand performance differential parts and accessories for your Javelin.
Whether you have a 1968 or 1974 American Motors Javelin in AMX to SST Trans Am trim we have you covered. We have 9 differentials available to mod your Javelin. All parts have free shipping to the Continental US 48 States.
 IN STOCK YDGM35-4-27-1The 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 432... Yukon Gear Duragrip Posi For Dana 35 w/ 27 Spline Axles / 3.54 and Up 1968-1972 American Motors Javelin SST 1968-1974 American Motors Javelin Base 1970-1970 American Motors Javelin SST Mark Donohue / SST Trans Am 1971-1974 American Motors Javelin AMX $682.89 |
 IN STOCK - DROPSHIPS YGLM35-4-27The Yukon Grizzly Locker is the ultimate in mechanical locking differentials for street, off-road, and drag racing. Grizzly Lockers provide 100% power to both tires, while still allowing for disengagement while negotiating turns.... Yukon Gear Grizzly Locker For Model 35 w/ 27 Spline Axles / 3.54 Up 1968-1972 American Motors Javelin SST 1968-1974 American Motors Javelin Base 1970-1970 American Motors Javelin SST Mark Donohue / SST Trans Am 1971-1974 American Motors Javelin AMX $999.89 |
 IN STOCK - DROPSHIPS SL M20-29USA Standard Spartan Locker For Model 20 Diff w/ 29 Spline Axles / Incl. Heavy-Duty Cross Pin Shaft 1968-1972 American Motors Javelin SST 1968-1974 American Motors Javelin Base 1970-1970 American Motors Javelin SST Mark Donohue / SST Trans Am 1971-1974 American Motors Javelin AMX $633.89 |
 IN STOCK - DROPSHIPS SL M35-1.5-27USA Standard Spartan Locker For Model 35 w/ 27 Spline Axles and a 1.560in Carrier 1968-1972 American Motors Javelin SST 1968-1974 American Motors Javelin Base 1970-1970 American Motors Javelin SST Mark Donohue / SST Trans Am 1971-1974 American Motors Javelin AMX $623.89 |
 IN STOCK - DROPSHIPS SL M35-1.6-27USA Standard Spartan Locker For Model 35 w/ 27 Spline Axles and a 1.625in Carrier 1968-1972 American Motors Javelin SST 1968-1974 American Motors Javelin Base 1970-1970 American Motors Javelin SST Mark Donohue / SST Trans Am 1971-1974 American Motors Javelin AMX $617.89 |
 IN STOCK - DROPSHIPS SL XP-M20USA Standard Spartan Locker Model 20 Spartan Locker Cross Pin 1968-1972 American Motors Javelin SST 1968-1974 American Motors Javelin Base 1970-1970 American Motors Javelin SST Mark Donohue / SST Trans Am 1971-1974 American Motors Javelin AMX $51.51 |
 IN STOCK - DROPSHIPS SL XP-M35USA Standard Spartan Locker Model 35 Spartan Locker Cross Pin 1968-1972 American Motors Javelin SST 1968-1974 American Motors Javelin Base 1970-1970 American Motors Javelin SST Mark Donohue / SST Trans Am 1971-1974 American Motors Javelin AMX $51.51 |
 IN STOCK - DROPSHIPS ZP FSM20-3-29USA Standard Steel Spool For Model 20 w/ 29 Spline Axles / 3.08+ 1968-1972 American Motors Javelin SST 1968-1974 American Motors Javelin Base 1970-1970 American Motors Javelin SST Mark Donohue / SST Trans Am 1971-1974 American Motors Javelin AMX $259.89 |