Aluminum Ultra Case Assembly, HD 40 Spline Lightweight Steel Spool, 28 Spline Pro Gear & Female Coupler

3.812″ Ultra Case assembly / HD 40 spline spool / 28 spline Pro gear / female coupler

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 4.86-6.50 28 Spline Pro Gear *
* For 3.40-4.86 35 Spline Pro Gear – See PRF220

U3627
Female coupler

Professionally Assembled
Timken® Bearings & Races
ARP ring gear bolts

Options
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

28 Spline Pick-up collar
1 magnet……………………………………… U1613
2 magnet……………………………………… U1613-2
4 magnet……………………………………… U1613-4
8 magnet……………………………………… U1613-8

35 Spline Pick-up collar
1 magnet……………………………………… U1614
2 magnet……………………………………… U1614-2
4 magnet……………………………………… U1614-4
8 magnet……………………………………… U1614-8

Lightened case sensor bracket…….. N1952S