This is the wrong wheel seal for the front of a 1965 4WD Chevy C10. According to the information, it should match the front. This may be a missing mark, but it is actually a rear axle oil seal.
Cordiant Off Road 205/70 R15 96Q summer
40 Review
Toyo Proxes T1-R 245/45 R18 96Y summer
65 Review
High-Performance Front/Rear Wheel Hub Bearing Replacement by Detroit Axle - Chevy Impala Malibu, Buick Lacrosse Regal, Cadillac CTS XTS, GMC Terrain, Saab 9-5
9 Review
π§ CRS NT515050 New Wheel Hub Bearing Assembly for Ford/Lincoln/Mercury 2002-2005 - Front Left/Right, 2WD/ 4WD, w/ABS
10 Review