Aluminum Ultra Case Assembly, HD 40 Spline Lightweight Steel Spool, 35 Spline Pro Gear & Chromoly Yoke

3.812″ Ultra Case assembly / HD 40 spline spool / 35 spline Pro gear / yoke

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 Pinion Support
Provisions to accept 5/16″-24 computer sensor – Two locations

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

For 10″ Pro Gear – See PRF225-10

U1604 & U1610
Chrome Moly 1350 Series Yoke with U-bolts

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
Aluminum yoke…………………………… OPRF13

1350 Billet chrome moly yoke…….. OPRF08
1480 Billet chrome moly yoke…….. OPRF20
HD yoke cap kit…………………………… OPRF37

Taper / ball pinion support…………. OPRF26
Lightened case with ball support… OPRF25

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