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The RoadReady 48RE transmission—a 4-speed automatic powerhouse engineered for heavy-duty trucks, high-torque diesel engines, and serious towing and hauling applications. Known for its bulletproof construction and reliable performance, the 48RE is built to take on the toughest jobs without breaking a sweat. Whether you’re towing heavy loads or tackling daily drives, this transmission delivers smooth, consistent power and long-lasting durability.
Designed to handle massive torque, the 48RE features reinforced internals and advanced electronic controls for precise, reliable shifting under load. Its robust design ensures superior performance, whether you’re hauling trailers, plowing through off-road conditions, or upgrading your vehicle for serious horsepower. Built for Dodge Ram trucks and high-performance applications, the RoadReady 48RE is ready for whatever you throw at it.
Note
In-stock transmissions usually ship the next business day.
Custom builds or out-of-stock units typically ship within 4–6 weeks.
Need it sooner? Call us — we can often make special arrangements.
We offer the most comprehensive coverage in the industry:
Extend warranties are included on all Transmission Purchases read more HERE.
No — we offer a $299 Flat-Rate One-Way Shipping to any address, commercial or residential.
If you find a better rate, you're welcome to arrange your own shipping.
No — fluid must be purchased separately. We offer special discounted prices and even cheaper shipping options when you bundle with our fluid at checkout.
Returning your core is simple. Once you are ready to return your core, you can initiate the return process in one of two ways:
Please Note:
Our goal is to make this process as seamless as possible — if you have questions about your core return, just give us a call.