This Center Section May Not Fit Your Housing
Please refer to clearance diagrams

Includes:

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

Choice of Pinion Support

N1950AD
Billet Aluminum Tapered Bearing Pinion Support For 10″ Gears
Drilled & tapped for computer pick-up sensors: (2) 5/16″-24 and (2) 3/8″-24*
Eliminates need for support spacer kit
Will not work with 9″ or 9 1/2″ gear sets

N1950A & N1950HK
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*
Spacer kit for 10″ gear sets
Allows 9″ or 9 1/2″ gears to be used later without changing support

* 3/8″ holes were added to N1950A & N1950AD 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 10″ 3.70-6.20 Pro gear

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

Professionally Assembled
Timken® Bearings & Races
ARP ring gear bolts