ARA210007 Differentials
ARRMA Front & Rear Metal Differential Upgrade Set: BOOST BOX
Possible fit — needs verification. ExactMods does not yet have exact Granite model-level confirmation.
Possible fit — needs verification
The source only makes a platform-level claim. ExactMods has not confirmed this for the Granite 3S. Do not treat this as a compatible part.
What it replaces
Platform upgrade kit. No specific OEM part number is listed in the source.
What the source claims
Horizon describes this as an all-metal front/rear differential upgrade for ARRMA BOOST, MEGA, or 3S bashers.
Confidence: Medium
Platform-level claim only. No Granite model-level confirmation yet.
Important fitment notes
Platform-level compatibility statement; model-specific Granite confirmation should be added from ARRMA's upgrade chart before exact-model surfacing.
Vehicle scope in source
ARRMA BOOST / MEGA / 3S platform
Only models named here by the source are covered. We don't extend fitment to other models or revisions.
Where to buy
Last seen: $99.99
Last seen status: In stock / source snapshot
Last seen: $119.99
Last seen status: Back order
Price and availability may have changed.
Verification source
www.horizonhobby.comLast verified Sep 28, 2026 · Needs model-level confirmation
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