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

Includes:

N1912
Strange 3.812″ Bore Ultra Case
206-T4 heat treated aluminum case
Billet aluminum main caps
Solid steel adjuster nuts

N1950A
Billet Aluminum Tapered Bearing Support For 9″ / 9 1/2″ gears
Drilled & tapped for computer pick-up sensors: (2) 5/16″-24 and (2) 3/8″-24*

* 3/8″ holes were added to supports manufactured 2021 and later

D2002
Heavy Duty 40 Spline Lightweight Steel Spool
Bearing journal increased to 2.250″ for additional load capacity

Choice of 9″ 3.40-4.86 35 Spline Pro gear
9 1/2″ gears are available as an option

U3629
Female coupler

Professionally Assembled
Timken® Bearings & Races
ARP ring gear bolts

Options

9 1/2″   3.25-5.14 Pro Gear…………………. OPRF23

Aluminum 40 spline spool…………………. OPRF29

Taper / ball pinion support………………… OPRF26
Lightened case with ball support……….. OPRF25
Tapered support with coupler cover….. OPRF31

Load bolt………………………. N1910H *

* Can’t be used with lightened gear

Lighten ring gear…………………….. D3596
MicroBlue gear set………………….. D3598G
MicroBlue gear & bearings……… OPRF42

Pick-up collar
1 magnet…………………………………. U1614
2 magnet…………………………………. U1614-2
4 magnet…………………………………. U1614-4
8 magnet…………………………………. U1614-8

Lightened case sensor bracket… N1952S