The SG-4876S by Yokomo is a 48P, 76-tooth spur gear built for D-MAX series dual-clutch (slipper) units in 1/10-scale R/C vehicles. It is intended to mate with standard 48P pinions and to aid in precise slipper clutch tuning; always verify gear mesh and hub fit before completing installation.
Fitting guidance: place the spur on the gearbox hub as directed by your chassis instructions, check axial alignment with the motor pinion, and set the mesh with a thin shim or paper method to prevent binding. After setting mesh, revisit slipper preload and run a low-speed test to confirm even engagement.
Tuning considerations: using a standard 76-tooth spur keeps ratio changes predictable and lets you adjust slipper engagement to influence traction and drivability without modifying the dual-clutch hardware itself.
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