Replaces the metal gearbox assembly on your etrailer or Ram fifth-wheel landing gear (RVLG-8000).Features: Replaces the gearbox assembly on your etrailer or Ram 5th-wheel landing gear (RVLG-8000) Durable metal housing Specs: Dimensions: 5-3/8" wide x 6-1/4" tall x 6-1/2" long Gear