Product Description Manufacturer: Freightliner • Model: CAT 3126, Mercedes Benz 366 • OEM No.: 4431 (OEM Version), 4477, ABP N83 304823 (Aftermarket Version), 22-47692-000, ABP N83 304063 (OEM Version), 4477, 4734, ABP N83 304823 (Aftermarket Version) , 4431 & 4820 CAN REPLACE 4