2005-2020 Ford F-250 Super Duty (Rear Left) (Liter: 6.2 / Qualifier: with Sterling 10.5 in. Rear Differential); 2005-2020 Ford F-350 Super Duty (Rear Left) (Liter: 6.2 / Qualifier: with Single Rear Wheels (SRW), with Sterling 10.5 in. Rear Differential)