Description
The ANDREWS 4-Speed Mainshaft Component 201090 is essential for builders and rebuilders looking to restore or upgrade transmission durability in high-revving applications. This precision-engineered mainshaft handles the demanding load transfers of a four-speed gearbox, ensuring reliable power delivery across the entire RPM range. Whether you’re rebuilding a classic race engine or maintaining peak performance in your existing drivetrain, this OEM-quality component delivers the longevity and precision fit you need.
- ANDREWS OEM component
- MPN: 201090
- 4-speed mainshaft
- Precision-machined construction
- Sold individually
- Direct fitment application
- High load-capacity design
- Professional-grade durability






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