This synchronizer upgrade kit is built around a new low range hub, main drive gear, and synchronizer assembly, made by PAI for rebuilding the synchronizer section of a manual transmission. It also includes synchronizer support sleeves, spring sleeves, pins, clamps, screws, a synchronizer clutch, two synchronizer disc sets of eight friction discs each, and the housing components needed to complete the job. Packed as a single 1-EACH sell pack, the kit supplies matched parts for restoring smooth, clash-free gear engagement in one order.
Features
Low range hub (OEM 84KC411), qty 1
Main drive gear (OEM 751KB4177), qty 1
Synchronizer assembly and sub-assembly (OEM 320KB464), qty 1
Housings (OEM 53KC486E), qty 2
Synchronizer support sleeves (OEM 301KC243C), qty 3
Synchronizer clutch (OEM 21636360), qty 1
Synchronizer discs (OEM 495KB361 and 495KB367), 8 each set
Tech Specs
- Sell pack: 1 EACH
- Low range hub, OEM 84KC411, qty 1
- Main drive gear, OEM 751KB4177, qty 1
- Synchronizer assembly, OEM 320KB464, qty 1
- Synchronizer sub-assembly, qty 1
- Housing, OEM 53KC486E, qty 2
- Synchronizer support sleeve, OEM 301KC243C, qty 3
- Screw, OEM 6AX1606X, qty 3
- Clamp, OEM 298KB213, qty 3
- Clamp, OEM 298KB214, qty 3
- Synchronizer pin, OEM 301KC33, qty 3
- Synchronizer pin, OEM 301KC34, qty 3
- Spring sleeve, OEM 107KD247, qty 3
- Spring sleeve, OEM 301KC35, qty 3
- Synchronizer clutch, OEM 21636360, qty 1
- Synchronizer disc, OEM 495KB361, qty 8
- Synchronizer disc, OEM 495KB367, qty 8
Used in these Mack models
