Upgrades that replace Traxxas #7779

3 aftermarket parts sold as a replacement for Traxxas part #7779, 3 in stock now. Each card quotes the maker’s own fitment note; check it against your model before ordering.

SXRT93511F

35t/11t HT Helical Diff Ring/Pinion Front Gear TRA XRT X Maxx

$54.88In stock

“Replaces TRA 7779 and 7777” — Hot Racing’s description

Traxxas X-MaxxTraxxas X-Maxx 8STraxxas XRT 8S

SXRT93511R

35t/11t HT Helical Diff Ring/Pinion Rear Gear XRT X Maxx SC

$54.88In stock

“Replaces TRA 7779 and 7777” — Hot Racing’s description

Traxxas Pro Scale 2WD Sand CarTraxxas X-MaxxTraxxas X-Maxx 8STraxxas XRT 8S

SXMX9423TF

42t/13t Steel Helical Diff Ring/Pinion Front Gear TRA X Maxx

$48.88In stock

“Replaces TRA 7779 and 7777” — Hot Racing’s description

Traxxas X-MaxxTraxxas X-Maxx 8STraxxas XRT 8S

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