Aluminum Ultra Case Assembly
HD 40 Spline Lightweight Steel Spool
35 Spline Pro Gear & Female Coupler

 
This Center Section May Not Fit Your Housing
Please refer to housing clearance diagram
Check 9 1/2″ gear diagram if selecting that option

3.812″ Bore Ultra Case
• 206-T4 heat treated aluminum case
• Billet aluminum main caps
• Solid steel adjuster nuts

Tapered Bearing Pinion Support – N1950A
• Machined from billet aluminum
• Two locations provided to accept 5/16″-24 computer sensors

Heavy Duty 40 Spline Lightweight Steel Spool – D2002
• Machined from forged steel
• Bearing journal increased to 2.250″
• Provides additional load capacity
• Broached 40 spline with 45° pressure angle

Choice of 35 Spline Pro Gear
9 1/2″ gears are available as an option

Female Coupler – U3629
• Chrome moly

Professionally Assembled
• Timken® bearings & races
• Grade 8 ring gear bolts

Options

9 1/2″ Pro Gear – OPRF23

Aluminum 40 spline spool – OPRF29

Tapered / Ball bearing pinion support – OPRF26
Lightened case with ball support – OPRF25

Load bolt – N1910H
(Can’t be used with lightened gear)

Lighten ring gear – D3596

Pick-up collar
1 magnet – U1614
2 magnet – U1614-2
4 magnet – U1614-4
8 magnet – U1614-8

Lightened case sensor bracket – N1952S