This Center Section May Not Fit Your Housing
Please refer to housing clearance diagram
HD Pro Case
3.062″ bore – 31 or 33 spline
3.250″ bore – 35 or 40 spline
• Manufactured from 206-T4 heat treated aluminum
• 12% higher yield and 32% higher tensile strength compared to 356-T6
• Large oil channel provides optimal lubrication to pinion bearings
• Heavily reinforced tail bearing area
• Chrome moly studs encapsulated by billet aluminum main caps
• Solid adjuster nuts
• Accepts over-sized tail bearing for heavy loads and high RPM
• Fits 9″ & 9 1/2″ gear sets
N2322
• Forged aluminum tapered bearing pinion support
• Pinion seal retaining plate and snap ring
• Races installed
• Support bolts, washers, and O-ring
Lightweight Steel Spool
31, 33, or 35 spline – D1553 / D1554 / D1555
Pro Gear With 28 Spline Pinion
4.86-6.50 ratio
Female Coupler – U3627
• Professionally Assembled
• Timken® Bearings & Races
• Grade 8 Ring Gear Bolts
• Ships in protective shipping container & HD cardboard box
Options
Pro gear with 35 spline pinion – OPRF05
3.40-4.86 ratio
40 spline steel spool – OPRF01
Taper/ball pinion support – OPRF03
Lighten ring gear – D3596
Load bolt – N1910H
(Load bolt can’t be used with lightened gear)
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
Sensor bracket – N2300S
