DoctorDiff Drivetrain

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Products

Contact Contact

Quality Body Shop Drivetrain
"DoctorDiff"

110 Division St.
Polson, MT 59860

doctordiff@gmail.com

Hours of Operation

10 a.m - 6 p.m. M-F
Mountain Standard Time 

 

     

Popular Products

Axle package shown with Green Bearing installed
Axle Pkg Stock Length Mopar 5X4 1/2" Bolt Pattern (pair)
$298.00
Application/Spline: 8 3/4" w/30 spline carrier, 8 3/4" w/35 spline spool (not Mark Williams), Dana 60 w/ 30 spline differential or spool, Dana 60 w/35 spline carrier
8 3/4" Clutch Type Sure-Grip ("Powr-lok")
$395.00
I am using: Green non-adjustable wheel bearings, OEM adjustable wheel bearings
Green Bearings (PAIR)
$68.00
8 3/4" bearing rebuild kit
$85.00
Casting Number (last 3 digits): 741, 742, 489 w/Crush Sleeve, 489 w/Billet Crush Sleeve Eliminator
Carrier/Suregrip Type: All others (2.0" bearing journal), Clutch suregrip or pre-1969 open differentials (1.8" bearing journal)
Bearing Manufacturer: Koyo USA/Japan, Timken USA
11.75" Front Disc Brake Kit (Stage 2)
$600.00
Aluminum Master Cylinder Kit
$95.00
Bore: 1 1/32" for standard Mopar applications, 15/16" for maximum line pressure
8 3/4" 489 Case Third Member
$1,320.00
Strange S-60
$2,594.00
8 3/4" Ring and Pinion
$195.00
Case and Pinion Spline: 489 (10 spline), 489 (29 spline), 741 (10 spline), 741 (29 spline), 742 (10 spline)
Ratio: 3.23, 3.55
Manufacturer: DoctorDiff Gear