DoctorDiff Drivetrain

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Mopar 8 3/4"

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8 3/4" Cone Sure-Grip Shim Pack
$25.00
These shims are used to restore lash between the side gear teeth and spider gear teeth during a Borg Warner cone Sure-Grip rebuild.
In stock
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8 3/4" Helical Gear Sure-Grip ("Sure-Trac II")
$595.00
DoctorDiff Sure-Trac II is a fully machined, forged steel 8.75" differential with helical worm gears similar to an Eaton True-Trac.
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Differential Carrier Bearing Puller
$198.00

Professional tool removes ALL popular carrier bearings quickly and easily with no damage to the bearing.

In stock
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Mopar 8 3/4" Ring Gear Bolts
Ring Gear Bolts

Choose ring gear bolts for Mopar 8 3/4" or Dana 60

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Dana 60, Mopar 9 1/4", and Mopar 8 3/4" Pinion Nut w/ Washer
Pinion Nut & Washer
$3.50

Choose pinion nut and washer for Dana 60, Mopar 9 1/4", or Mopar 8 3/4" pinions.

In stock
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Shock plates for classic mopars
Shock Plates (pair)
$150.00

New, super duty Mopar shock plates fit any '64-'76 A-Body, '62-72 B-Body, '64-'72 C-Body and '70-'74 E-Body equipped with standard 3" axle tubes.  Will not fit 7.25" rearends.

Out-of-stock
Ford 9" and Mopar 8 3/4" Third Member Housing Stud Kit
Third Member Housing Stud Kit
$25.00

Package includes (10) 3/8"-24 x 1 1/4" housing studs and nuts used to secure Mopar 8 3/4" and For 9" third-members to their housings.

In stock
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Ford Motorcraft Friction Modifier for clutch or cone style limited slip differentials
Friction Modifier
$8.00

Ford Motorcraft limited slip additive is recommended for Mopar 8.75" and Dana 60 clutch or cone style sure-grips.  1 bottle controls clutch sticking and chatter.

In stock
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Mopar Housing End Stud Kit
$35.00

OEM Mopar 3/8"-24 x 1 1/4" housing end studs and nuts used to secure Mopar 8 3/4" and passenger car Dana 60 brake backing plates and wheel bearings.

In stock
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