Your all-in-one Ford 6R140 transmission resource, covering specs, torque capacity, known issues, and remanufactured upgrades built for Super Duty applications. Designed for pros aiming for performance and reliability.

Discover why Go Powertrain’s remanufactured 6F35 outperforms used units, with upgraded internals, improved efficiency, and exceptional reliability. Perfect for installers seeking OEM-level performance on a budget.

Unpack the rugged GMC 5.3L cast-iron V8 engine L53 10GMCCI solid build, 285–355 hp, 383 lb-ft torque, and advanced tech like AFM and VVT. In stock and ready to ship from Go Powertrain for installers and rebuild shops.

Replace your worn 8L90 or 10R80 with confidence. Go Powertrain's dyno-tested remanufactured units solve overheating and shifting issues with improved cooling, OE-plus testing, and shop-friendly support.

Learn how routine transmission maintenance fluid changes and inspections preserves shift quality, improves fuel-efficiency, and cuts expensive repairs. Your go-to maintenance checklist for durable drivetrains.