Traction Lok
$399.95
F9-TL
New 4 spider Traction Lock used in production vehicles that had "posi" rearends. This unit has a clutch pack and requires friction modifier additive.
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T.S.D. (Torque Sensing Differential)
$389.95
F9-TSD
4 spider Torque Sensing Differential that uses a disc style clutch with a billet steel side cover that is a good compromise between the lack of traction provided by an open carrier and the handling issues and noise associated with locking differentials.
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True-Trac Limited Slip
$549.95
F9-TT
Detroit Tru-Trac street and off road worm gear differential. Must specify 28 or 31 spline axles.
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Detroit Locker
$599.95
F9-DL
The Detroit Locker maximizes traction by delivering 100% of the vehicles horsepower and torque to the drive wheels when it is engaged to keep them locked like the function of a spool. When turning corners the Detroit Locker has the ability to unlock and become essentially an open differential to allow wheel speed differentaition. This unit is a simple, maintenance free unit that does not require any special fluid additives.
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Spool
$189.00
F9-SP
Keeps both axles permanently locked for maximum traction. NOT INTENDED FOR STREET USE.
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