Andrews Transmission, Fully Assembled, Ratios (1.733, 1.516, 1.380), 23" Setback, Carbon Cover
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Details
Details
Designed for elite circle track and road-racing applications, this fully assembled Andrews transmission combines precision engineering with proven close-ratio performance. Featuring ratios of 1.733 / 1.516 / 1.380 and a 23" setback layout, this transmission delivers smooth, consistent power transfer and optimized chassis balance. The lightweight carbon cover enhances strength while reducing heat and weight.
Key Features
- Race-ready assembly-delivered fully built for direct installation
- Close-ratio gearset for minimal RPM drop and maximum acceleration
- 23" setback design improves rear weight bias and traction off corners
- Carbon fiber cover for strength, reduced weight, and better heat dissipation
- Precision-ground gears and dogs for quick, positive shifts under load
- Modular construction allows for easy service and gear changes
- Built for high-RPM, high-torque racing environments
Gear Ratios
- 1st Gear: 1.733:1
- 2nd Gear: 1.516:1
- 3rd Gear: 1.380:1
- 4th Gear: 1.000:1 (Direct)
Technical Specifications
| Brand | Andrews |
|---|---|
| Assembly | Factory-assembled with carbon cover |
| Configuration | 4-speed close-ratio (4th gear direct drive) |
| Setback | 23" setback configuration for optimized weight distribution |
| Primary Use | Circle track, asphalt late model, and road-race applications |
| Cover Material | Lightweight carbon fiber for heat resistance and rigidity |
| Serviceability | Modular design allows for rapid inspection and component swaps |
What's Included
- Complete Andrews transmission assembly with carbon cover
Shifter, linkage, bellhousing, clutch, release bearing, mount, driveshaft, and fluids are not included unless specifically listed above.
Installation & Setup Notes
- Confirm chassis compatibility for 23" setback mount points
- Fill with approved racing gear oil prior to operation
- Verify spline compatibility with driveshaft and clutch assembly
- Torque-check all fasteners after first heat cycle
- Professional installation is highly recommended
Why Choose Andrews
Trusted by championship-winning race teams, Andrews transmissions deliver exceptional durability, smooth shifting, and precision under the toughest racing conditions. Each unit is designed to maximize efficiency, reduce drivetrain losses, and perform lap after lap without compromise.