What is the hex (Allen) wrench size for the Ponton drain plug?
The hex (Allen) wrench size is 14mm for the following drain and filler plugs: • differential (rear axle) • gas tank • oil pan • transmission* *Use Mercon/Dexron III ATF (Automatic Transmission Fluid) in the Mercedes-Benz Ponton manual transmission.The original specification is for ATF (type A).Type A is no longer a relevant classification. Use Mercon/Dexron III.