Built for the ARB RD142 Air Locker Differential for Toyota Land Cruiser and Lexus LX450, this ARB component delivers rugged durability, precise fitment, and trail-ready performance. Engineered for serious off-road use while maintaining everyday drivability.
The ARB RD142 Air Locker Differential is a premium traction aid designed for off-road enthusiasts and professional drivers alike. Crafted from durable steel, this locking differential provides instant traction at the flick of a switch, allowing your vehicle to tackle the toughest terrains with confidence. Its pneumatically operated locking system engages quickly, preventing internal gears from rotating independently and ensuring both wheels turn in unison. This feature maximizes traction on demand, making it ideal for challenging off-road conditions while maintaining smooth on-road drivability. The ARB Air Locker is engineered for easy installation on Toyota 12-bolt axles, with compatibility for both front and rear positions, and is suitable for a range of Toyota Land Cruiser models from 1968 to 1974, as well as Lexus LX450 models from 1996 and 1997. Its robust design ensures reliable performance in demanding environments, reducing the risk of vehicle damage and environmental impact during extreme off-road maneuvers.Operating seamlessly at any speed, the ARB RD142 Air Locker offers an instant locking capability that provides 100% traction when needed without increasing driveline wear. Its straightforward pneumatic activation allows drivers to respond swiftly to changing terrain conditions, enabling safer and more controlled navigation through mud, rocks, snow, or steep inclines. The differential's compatibility with 80mm bearing OD, utilizing the Timken Bearing 32010X, ensures a precise fit and reliable operation. This product's sleek silver finish complements many vehicle styles and adds to its corrosion resistance and longevity. Whether you're a dedicated off-roader or require a dependable differential upgrade, the ARB RD142 Air Locker Differential delivers superior traction and peace of mind in the most demanding situations.Designed to meet rigorous standards, this differential is an essential component for enhancing your vehicle's off-road capabilities. Easy to install with the appropriate tools and expertise, it transforms your vehicle's performance by providing maximum grip where conventional differentials fall short. Trust the ARB brand for quality, durability, and innovative engineering to keep you moving forward, no matter the terrain.
Features:
- Instant lock: Activates with a switch for rapid response in challenging conditions
- Heavy-duty steel construction: Ensures durability and long-lasting performance
- Pneumatically operated system: Provides reliable engagement at any speed
- Compatibility: Fits Toyota 12-Bolt axles in front and rear positions
- Application: Suitable for Toyota Land Cruiser and Lexus LX450 models from 1968 to 1997
- Corrosion resistant finish: Silver coating for added durability
- Easy installation: Designed for straightforward setup with proper tools
- Reliable traction: Delivers 100% grip on demand for off-road excellence
- Precise
Fitment:
Lexus LX450 1996
Lexus LX450 1997
Toyota Land Cruiser 1968
Toyota Land Cruiser 1969
Toyota Land Cruiser 1970
Toyota Land Cruiser 1971
Toyota Land Cruiser 1972
Toyota Land Cruiser 1973
Toyota Land Cruiser 1974
Toyota Land Cruiser 1975
Toyota Land Cruiser 1976
Toyota Land Cruiser 1977
Toyota Land Cruiser 1978
Toyota Land Cruiser 1979
Toyota Land Cruiser 1980
Toyota Land Cruiser 1981
Toyota Land Cruiser 1982
Toyota Land Cruiser 1983
Toyota Land Cruiser 1984
Toyota Land Cruiser 1985
Toyota Land Cruiser 1986
Toyota Land Cruiser 1987
Toyota Land Cruiser 1988
Toyota Land Cruiser 1989
Toyota Land Cruiser 1993
Toyota Land Cruiser 1994
Toyota Land Cruiser 1995
Toyota Land Cruiser 1996
Toyota Land Cruiser 1997
Currently, we do not have an installation guide available for this product. Please contact support for assistance.
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Returns & Exchanges
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- Original shipping charges are non-refundable unless the return is the result of an error or a confirmed defective product.
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- Do not ship a return to KOVA Offroad or directly to a manufacturer without receiving return authorization and return instructions from us first.
Obtaining Return Authorization
- Contact KOVA Offroad at sales@kovaoffroad.com with your order number, product information, and reason for the return.
- We will provide the appropriate return instructions and shipping location after the return has been approved.
- Returns sent without authorization may be refused or delayed.
Warranty & Defective Products
- Product warranties are provided by the individual manufacturer and vary by brand and product.
- KOVA Offroad does not independently manufacture or warrant third-party products, but we will assist customers with the warranty claim process whenever possible.
- If you believe a product is defective, contact us with your order number, a description of the issue, and photos or video if applicable.
- Warranty approval, replacement, repair, shipping costs, and claim requirements are subject to the manufacturer’s warranty policy.
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Fitment
- Customers are responsible for reviewing the listed vehicle fitment before purchasing.
- If a customer is unsure whether a product fits their vehicle, they should contact KOVA Offroad before ordering, and we will help verify compatibility.
Questions?
Call us at (800) 507-0672 or email sales@kovaoffroad.com.


