Timken Front Engine Crankshaft Seal for 1968-1974 GMC C25 C2500 Pickup 4.1L si Vehicle Details$18Indianapolis, IN Manufacturer: BMWModel: 2500 This is a Classified ad on eBay for a fixed price of $18, this is NOT AN AUCTION. Click here to see all details. More DetailsThis Timken Engine Crankshaft Seal fits your 1974 1973 1972 1971 1970 1969 1968 GMC C25/C2500 Pickup 4.1L 4.8L 5.0L 5.4L 5.7L 6.5L 6.6L L6 V8 (Front) and is perfect for a tune up or performance upgrade. . More Vehicles Like This BMW 2500$23 BMW 2500$27 BMW 2500$21 BMW 2500$51