DoctorDiff Drivetrain

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Axle Pkg Cut-Your-Own Ford 9" 31 Spline (2.780" Brake Pilot/Register)
$295.00

1541 hardened steel axles are ideal for building custom 9" rearends. Cut to Fit.

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Custom Length Ford 9" 31 Spline Axle
Axle Pkg Cut-Your-Own Ford 9" 31 Spline (2.436" Brake Pilot/Register)
$295.00
1541 hardened steel axles are ideal for building custom 9" rearends. Cut to Fit.
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Axle Pkg '55-'64 Chevy Passenger Car (17 spline)
$295.00
New, high-strength, 17 spline axles fit 1955-1964 Chevy passenger cars with 8.4" third-member ONLY
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AMC 1 Piece Passenger Car Axle Pkg (pair)
$298.00

Eliminate your troublesome stock 2-piece axles with DoctorDiff ONE-PIECE, CUT-TO-FIT 29 spline axle shafts.  Shafts are back oxide plated for corrosion resistance.

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Axle package shown with Green Bearing installed
Axle Pkg Stock Length Mopar 5X4 1/2" Bolt Pattern (pair)
$298.00
8 3/4" w/30 spline carrier

30 or 35 spline, 5 X 4 1/2" bolt pattern axle package for 8 3/4" or Dana 60 with lug studs and Green sealed wheel bearings INSTALLED.

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Axle Pkg 7 1/4" A-Body Mopar 5X4 1/2" Bolt Pattern (pair)
$298.00

DoctorDiff 5 x 4.5" bolt pattern conversion axles fit '62-'72 A-body 7.25" rearends.

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Axle Pkg Custom Length Mopar 5X4 1/2" Bolt Pattern (pair)
$305.00
8 3/4" w/35 spline spool (not Mark Williams)

30 or 35 spline, 5 X 4 1/2" bolt pattern axle package for 8 3/4" or Dana 60 with lug studs and Green sealed wheel bearings INSTALLED.

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Ford 9" Traction Lock Posi
$310.00
28

28 or 31 spline Ford 9" Traction Lock posi.

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Ford 8" Traction Lock Posi
$310.00
28

28 spline Ford 8" Traction Lock posi.

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