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Upgrades that replace Traxxas #8977
1 aftermarket part sold as a replacement for Traxxas part #8977, 1 in stock now. Each card quotes the maker’s own fitment note; check it against your model before ordering.

SMXX3713R
Hot Racing TRA Maxx Rear Steel Helical Diff Ring/Pinion Gear, 37t/13t
$54.88In stock
“Replaces TRA 8977” — Hot Racing’s description
