Andrews Transmission, Fully Assembled, Ratios (2.914,1.857,1.286), 23" Setback, Carbon Cover
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Details
Details
Built for serious circle track and road-race teams, this fully assembled Andrews transmission delivers crisp, repeatable shifts and optimized acceleration through a proven close-ratio stack: 2.914 / 1.857 / 1.286 / 1.00. The 23" setback configuration helps improve weight distribution, while the carbon cover reduces mass and dissipates heat for stable performance over long runs.
Key Features
- Fully assembled Andrews racing gearbox for plug-in, race-ready installation
- Close-ratio set for strong launch and tight mid-range acceleration
- 23" setback layout to aid chassis balance and rear percentage
- Carbon cover for lightweight strength and improved thermal stability
- Precision-ground gears and dog rings for fast, positive engagement
- Designed for high RPM, high load racing environments
- Serviceable modular construction for quicker gear and dog pack changes
Gear Ratios
- 1st Gear: 2.914:1
- 2nd Gear: 1.857:1
- 3rd Gear: 1.286:1
- 4th Gear: 1.000:1 (Direct)
Technical Details
| Brand | Andrews |
|---|---|
| Assembly | Factory-assembled transmission with carbon cover |
| Configuration | Close-ratio, 4-speed (4th direct 1:1) |
| Setback | 23" setback layout |
| Primary Use | Circle track, road racing, and other closed-course applications |
| Housing/Cover | Lightweight carbon cover |
| Serviceability | Modular design for rapid inspection and gear stack changes |
What's Included
- Complete Andrews transmission assembly with carbon cover
Shifter, linkage, bellhousing, clutch, throwout bearing, driveshaft, mount, and fluids are not included unless specifically listed in the "What's Included" section above.
Fitment & Installation Notes
- Verify chassis clearance and mount provisions for 23" setback configuration
- Use premium racing gear oil per team/series requirements
- Initial inspection and torque check recommended after first shakedown
- Professional installation strongly recommended for best results
Why Choose Andrews
Andrews transmissions are known for strength, precision, and race-proven reliability—delivering consistent shift feel, minimal power loss, and durability under demanding conditions.