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Exotek LOSI NASCAR GROM RACING HD DIFF CUP, heavy duty 7075, EXO-2298 Not for the Arrma V2 metal diffs. Heavy duty hard anodised machined 7075 alloy diff cups for the Losi NASCAR and Arrma Grom series. Lightweight for racing but longer wearing than the stock plastic cups.
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🇺🇸 Ship from USA · On Agora since 2026
$18.95