Built for Performance, Fitment, and Dependable Operation Part Number: 400B300X The Granatelli Motor Sports Reducer Sleeve Assembly 400B300X is engineered as a performance-focused Granatelli Motor Sports component for enthusiasts, professional installers, and custom builders. The design emphasizes dependable operation, practical installation, and compatibility with the intended application. Modified vehicles may require additional clearance, fabrication, calibration, or related hardware depending on the combination.
Frequently Asked Questions What is this Granatelli Motor Sports part designed for? It is designed for the application and function shown in the product title and specifications. Confirm your exact vehicle, engine, dimensions, and supporting components before ordering.
Is this suitable for a performance build? Yes, where the listed application matches the build. Final compatibility and results depend on the complete vehicle combination and installation.
Why Choose Granatelli Motor Sports? Granatelli Motor Sports develops performance components for real-world street, street/strip, race, and custom applications. Each product is designed around practical performance, dependable construction, and integration into serious automotive builds.
Granatelli 4in-3in Silicone Reducer Sleeve w/Clamps
Specifications
Manufacturer data for this part — all visible, no tabs to dig through.
| Brand | Granatelli Motor Sports |
| Part number | GMS400B300X |
| Category | Towing & Hitches |

Worth adding
Useful in any truck — ships separately in its own box.
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