Speedmaster®
Toyota LandCruiser 80 Series TorqueWorm Helical Gear Limited Slip Differential
Product Information
Overview
The TorqueWorm is a torque biasing 6 pinion gear type limited-slip unit. This is a preloaded unit allowing for a faster-reacting unit. The use of 6 pinion gears means the stress on gears is spread over a greater surface area, reducing the load on all internal components. The internal components are made from EN36 Material as used in racing. The outer cases made from 8620 Chrome-Nickel-Moly steel and the case hardened for long life and improved strength.
Specs
| Brand: | Speedmaster |
| Part Number: | PCE204.1057 |
| Part Type: | Differential Carrier |
| Aftermarket Carrier Style: | Limited slip |
| Cover Bolts: | 12 |
| Ring Gear Bolts: | 10 |
| Gear Ratios: | All Ratios |
| Axle Shaft Spline Quantity: | 30 |
| Manufacturer of Axle: | Toyota / Speedmaster |
| Carrier Material: | Steel |
| Quantity: | Sold individually. |
Description
Application:
1990-1997 Toyota Landcruiser HDJ80/81
1990-1997 Toyota Landcruiser HZJ80/81
1993-1997 Toyota Landcruiser FZJ80/81
1990-1992 Toyota Landcruiser FJ80
1984-1998 Toyota Landcruiser BJ/HJ70 & BJ/HJ75
1969-1983 Toyota Landcruiser FJ/BJ40 & FJ/HJ45
1968-1979 Toyota Landcruiser FJ55
1981-1987 Toyota Landcruiser FJ60/61 BJ60 HJ60/61
1988-1990 Toyota Landcruiser FJ62
1990-1997 Toyota Landcruiser HDJ80/81
1990-1997 Toyota Landcruiser HZJ80/81
1993-1997 Toyota Landcruiser FZJ80/81
1990-1992 Toyota Landcruiser FJ80
1984-1998 Toyota Landcruiser BJ/HJ70 & BJ/HJ75
1969-1983 Toyota Landcruiser FJ/BJ40 & FJ/HJ45
1968-1979 Toyota Landcruiser FJ55
1981-1987 Toyota Landcruiser FJ60/61 BJ60 HJ60/61
1988-1990 Toyota Landcruiser FJ62
Warranty Information
12-Month Limited Worldwide Warranty
Prop 65 Warning
This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Installation Guide
Our AI assistant generates a step-by-step guide for this product — covering installation, maintenance, and troubleshooting.
This AI-generated guide is for general reference only and does not constitute official Speedmaster product documentation. Always verify fitment, torque specifications, and safety requirements before installation.