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8L90 Raybestos Rebuilds

8L90 Raybestos Performance Transmission Rebuilds

Circle D Transmission is ready to turn your 6L80 into a performance beast. We’ve been a leader in the transmission industry since 1976. Our continued development in custom modifications and billet upgrades makes your choice an easy one. Please select one of the options below for more information.

Rebuild Levels
About Circle D Transmission

Why choose Circle D for your 8L90 transmission rebuild? The answer is simple: we’ll get the job done right. We combine decades of knowledge and experience with a passion for new technology, development, and research, making us leaders and innovators in the transmission industry. Our team has specialized in Ford and GM rear-wheel drive high performance transmissions since 1976. We’ll get your horsepower to the pavement where it belongs, whether it’s for a custom show vehicle or street and strip.

Transmission rebuilds aren’t just our business—they’re also our passion. We love what we do and it shows in our service. Even before you submit your order for a 6L80 transmission rebuild, our experts are available to answer any questions you might have and once your transmission rebuild is complete, we’ll still be here to offer assistance.

The Circle D business has expanded over the years, from our beginnings as a two bay shop to becoming the go-to destination for Houston locals who need transmission rebuilds. These days, you’ll also find our high performance transmission parts and rebuild services for transmissions available for online purchase, allowing horsepower junkies from across the country to enjoy the same 6L80 performance rebuilds as our Houston neighbors. 

As a small, family-owned business, we’re thrilled to know that our transmission rebuilds and parts are being used in vehicles near and far. Contact our team today to learn more about our 6L80 performance transmission rebuild services or fill out our performance questionnaire to start the process.

Stay Safe and Have Fun!

The Crew at CDT