Traxxas TRX-4 Short to Long Chassis Conversion Kit (8057)
$19.95
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Traxxas TRX-4 Short to Long Chassis Conversion Kit (8057)
$19.95
Wheelbase Extension
Expands chassis to 324mm
Complete Kit
Includes links towers halfshaft
Factory Fit
Direct OEM replacement part
Chassis Extension SolutionTransform your TRX4 crawler wheelbase
The Traxxas TRX-4 Short to Long Chassis Conversion Kit converts your RC crawler chassis from a short 12.3-inch (312 mm) wheelbase to a long 12.8-inch (324 mm) configuration. This original hardware package provides all necessary factory parts to ensure seamless compatibility with longer bodyshells.
Engineered Wheelbase ConversionOptimize scale appearance and stability
Upgrade your trail rig with the official Traxxas TRX-4 Short to Long Chassis Conversion Kit. Engineered specifically for the iconic Traxxas TRX-4 platform, this conversion kit includes precision extended suspension links, an extended half shaft, and revised shock towers to properly reconfigure your RC car chassis. Whether custom building or converting to fit long-wheelbase bodies like the Land Rover Defender or Ford Bronco High Trail, this genuine Traxxas kit delivers complete factory reliability, proper suspension geometry, and improved steep-climb stability on technical off-road trails.
Technical SpecificationsFactory hardware dimensions and details
Compatible Vehicles
Traxxas TRX-4 Defender (82256-4), Bronco (92076-4), Sport (82224-4), Kit (82216-4), Blazer High Trail (92086-4), F-150 High Trail (92046-4), Pathfinder (110056-4) (car)
Part Type
Chassis Conversion Kit
Material
High-Grade Composite and Steel
Placement/Position
Suspension and Drivetrain
Converted Wheelbase
12.8 in / 324 mm
Original Wheelbase
12.3 in / 312 mm
Key Conversion FeaturesEverything needed for length extension
Wheelbase ExtensionConverts 12.3 inch (312mm) to 12.8 inch (324mm) setups (ruler)
Extended LinksIncludes optimized suspension links for proper rear axle geometry
Drivetrain Half ShaftIncludes an extended center half shaft for seamless power transfer (drive)
Revised Shock TowersSpecially engineered rear shock towers maintain proper stance
OEM CompatibilityDirect-fit factory components designed specifically for Traxxas models
Frequently Asked QuestionsEverything you need to know
What does the Traxxas TRX-4 Short to Long Chassis Conversion Kit include?
The kit includes longer suspension links, an extended center half shaft, and revised shock towers needed to properly expand your chassis wheelbase.
Which wheelbase sizes are supported by the Traxxas TRX-4 Short to Long Chassis Conversion Kit?
The Traxxas TRX-4 Short to Long Chassis Conversion Kit converts a short 12.3-inch (312 mm) wheelbase setup to a long 12.8-inch (324 mm) wheelbase configuration.
Is the Traxxas TRX-4 Short to Long Chassis Conversion Kit compatible with the TRX-4 Sport?
Yes, the Traxxas TRX-4 Short to Long Chassis Conversion Kit is directly compatible with the TRX-4 Sport along with several other TRX-4 models.
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