This is a dedicated RC-scale upper bumper piece for the Tamiya TT-01 platform supplied by GPM as model GTT220. Machined from graphite at a stated thickness of 2.5mm, the part is intended to increase front-end rigidity and offer a stiffer mounting point compared with standard plastic bumpers.
Use this component when you want a subtle change in chassis feedback during on-road setup or when replacing a cracked OEM upper bumper. The graphite material provides a balance of light weight and stiffness useful for tuning front-end support without adding substantial mass.
Installation follows the TT-01 upper bumper mounting layout, replacing the stock upper bumper in the same location and using existing mounting points on the chassis. Check your chassis layout and hardware retainers to ensure the GPM part matches your specific TT-01 variant before fitting.
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