4120460041 FLANGE SUB-ASSY, FRONT DRIVE PINION COMPANION, FRONT
Compatibility
Toyota 4120460041
| Description | Model | Options | Prod Period | Diagram |
|---|---|---|---|---|
| HDJ101,UZJ100 | UZJ100W-GNAZK | ATM,MTM: AUTOMATIC TRANSMISSION; Grade: CYGNUS TYPE; Gear Shift Type: ATM, 5-SPEED FLOOR SHIFT; Engine: (2UZFE) 4700CC 32-VALVE DOHC EFI | 08.2002 - 08.2007 | View |
| Description | Model | Options | Prod Period | Diagram |
|---|---|---|---|---|
| FZJ10#,HDJ100,HZJ105,UZJ100 | UZJ100R-GNMNKQ | ATM,MTM: MANUAL TRANSMISSION; Driver's Position: RIGHT-HAND DRIVE VEHICLES; Grade: GX TYPE; Fuel Induction: ELECTRIC FUEL INJECTION SYSTEM; Gear Shift Type: MTM, 5-SPEED FLOOR SHIFT; Engine: (2UZFE) 4700CC 32-VALVE DOHC EFI; Destination: AUSTRALIA | 08.2002 - 05.2006 | View |
Information
Front Drive Pinion Companion Flange for Toyota 4x4
This heavy-duty flange connects the front propeller shaft to the differential pinion, locking torque transfer straight and smooth. Built from heat-treated steel with a precision seal surface, it keeps the pinion bearings preloaded and the gear set running quiet.
Why this part is needed
Use it to cure vibration, clunk on takeoff, or oil leaking at the front diff. A worn seal journal or loose spline fit ruins the pinion preload, which quickly chews bearings and gears. Replacing the flange restores alignment and sealing.
How it works ๏ธ
The hub splines clamp to the pinion shaft under a torqued/staked nut. The bolt circle joins the driveshaft. The polished sleeve rides in the pinion oil seal, keeping gear oil in and dirt out.
What happens if it fails โ ๏ธ
Expect rumble under load, driveline shudder, grease or oil spray near the yoke, and play at the flange. Continued use can cause seal blowout, bearing burn-up, and costly ring-and-pinion damageโor even loss of front drive.
Pro fit tips โ
Install a new pinion nut and oil seal, mark the nut position if reusing bearings, torque to spec, check runout, and tighten the shaft bolts in a cross pattern.
Compatibility
- Land Cruiser
- Land Cruiser 100