Andrews Transmission, Fully Assembled, Ratios (2.844, 1.714, 1.333), 23" Setback, Carbon Cover
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Details
Details
Purpose-built for professional circle track and road-race competition, this fully assembled Andrews transmission delivers precision, strength, and balance in one race-ready package. Featuring ratios of 2.844 / 1.714 / 1.333 with a 23" setback configuration, it provides exceptional torque multiplication off the line and smooth, efficient power transfer through each gear. The lightweight carbon cover reduces mass and helps dissipate heat, ensuring consistent performance over long race distances.
Key Features
- Fully assembled transmission — professionally built and race-ready out of the box
- Close-ratio gearset (2.844 / 1.714 / 1.333) for optimal acceleration and RPM control
- 23" setback layout enhances chassis balance and rear weight distribution
- Carbon fiber cover for lightweight strength and improved heat resistance
- Precision-ground gears and dogs for quick, positive shifts under load
- Engineered for high-RPM endurance and demanding race conditions
- Modular construction allows easy servicing and fast ratio swaps
Gear Ratios
- 1st Gear: 2.844:1
- 2nd Gear: 1.714:1
- 3rd Gear: 1.333:1
- 4th Gear: 1.000:1 (Direct Drive)
Technical Specifications
| Brand | Andrews |
|---|---|
| Assembly | Factory-assembled, race-ready gearbox with carbon cover |
| Configuration | Close-ratio 4-speed (4th gear direct 1:1) |
| Setback | 23" setback for optimal chassis weight distribution |
| Cover Material | Lightweight carbon fiber for rigidity and heat control |
| Primary Use | Circle track, asphalt late model, and road-race competition |
| Serviceability | Modular design enables quick ratio and component changes |
What's Included
- Complete Andrews transmission assembly with carbon fiber cover
Shifter, linkage, bellhousing, clutch, release bearing, driveshaft, mount, and fluids are not included unless otherwise specified.
Installation & Setup Notes
- Verify chassis clearance and mounting points for 23" setback layout
- Use premium racing gear oil as recommended by Andrews or your series tech specs
- Check spline compatibility for input/output shafts prior to installation
- Torque-check all fasteners after initial shakedown session
- Professional installation strongly recommended for optimal results
Why Choose Andrews
Andrews transmissions are trusted by championship-winning teams for their unmatched precision, strength, and reliability. Each unit is designed to deliver crisp, consistent shifting, efficient power transfer, and durability under the harshest racing conditions — helping you stay competitive from green flag to checkered.