Aluminum Ultra Case Assembly, HD 40 Spline Lightweight Steel Spool, 28 Spline Pro Gear & Chrome Moly Yoke

3.812″ Ultra Case assembly / HD 40 spline spool / 28 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 4.86-6.50 28 Spline Pro Gear *
* For 3.40-4.86 35 Spline Pro Gear – See PRF225

U1603 & U1610
Chrome Moly 1350 Series Yoke with U-bolts

Professionally Assembled
Timken® Bearings & Races
ARP ring gear bolts

Options
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

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