National Engine Crankshaft Seal for 1997-2019 Avanti/Buick/Cadillac/Chevrolet/GMC Yukon/Corvette/Silverado 1500/Tahoe/Sierra 1500 3.0L 4.8L
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National Engine Crankshaft Seal (part number 100470) - a direct-fit replacement for the vehicles in the compatibility list below.
Fits 1997-2019 across 11 makes including Avanti, Buick, Cadillac models including Silverado 1500, Sierra 1500, Corvette, Express 2500, Tahoe, Savana 2500, Yukon, CTS and more - 3.0L 4.3L 4.8L 5.3L.
Interchange / cross-reference: Chicago Rawhide 21605, General Motors 12561244, SKF 21605, General Motors 12550565, Timken 100470, Isuzu 8-12585-673-0, Saab 12 58 5673, Isuzu 8-12561-244-0