Verified Replacement
RPM · RPM81502
ARRMA 1/10 3S BLX 4x4 Rear A-Arms
Aftermarket replacement
Replaces OEM AR330516
Fits listed Granite 4x4 / 3S family vehicles and replaces ARRMA AR330516.
Note: RPM warns Big Rock revisions can use different arms; Granite relationship is the clean use case.
Confidence: High
Verified Sep 28, 2026
Last seen: $11.95
Last seen status: In stock
Price and availability may have changed.