RPM Revo A-Arms are the only alternative to bulletproof performance that rivals any competition! Check out this laundry list of awesome features:. Nearly identical in weight to stock A-Arms. Redesigned for incredible durability under the toughest of conditions. Excess A-arm endplay has been eliminated for more accurate caster and toe angle settings. Angled leading and trailing edges eliminate dirt build-up. No low-hanging cross-braces or shock mounting areas providing better ground clearance. Massive shock rod mounting areas for improved rigidity. Color: Black. Less than half the price of aluminum A-arms.