Install the extra-durable ARRMA Metal Diff BOOST Box option part package and bring out the beast in your 4X2 BOOST, MEGA, or 3S basher. Included are strong, all-metal front and rear diffs with full metal ring gears, input gear, and internal gears.
In The Box
(2) Assembled Metal Gear Differential
(2) Bevel Gear Yokes
All Necessary Hardware
(1) ARRMA BOOST Metal Diff Upgrade Product Manual
(1) ARRMA BOOST Decal Sheet
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