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Specifications

Part 18537 by American Forge & Foundry is a professional-grade, 8-point locknut socket with a 2¾″ diameter tailored for heavy-duty trucks and trailers. It includes a machine-welded ¾″ drive plate compatible with both ratchets and breaker bars, ensuring reliable performance. Constructed from high-tensile steel, the socket is finished with black powder-coating for corrosion resistance and features a chamfered edge for smooth transitions. Its double-layer laser etching displays the part number and size clearly, aiding quick identification in busy service environments. AFF's long-standing reputation since 1963 backs this product, making it a trusted choice for precision and durability in demanding automotive and fleet maintenance.
Weight
2.05

Compatibility

Ford F‑250 / F‑350 (Super Duty series) — 1995 to present

Freightliner – Most medium and heavy-duty models since the late 1990s

Peterbilt – 365, 379, 386, 389 and other models, mid‑1990s onward

Kenworth – T800/T880/T600 series from mid‑1990s to present

Volvo – VNL and VNR series since the early 2000s

Mack – CH and Granite series since mid‑1990s


Alternative Part Numbers

AFF-18537 
 AFF18537 
 Model 136974 
 UPC 874015002669

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