Lost or damaged the gas cap on your zero-turn mower? This ratcheting fuel cap is a direct replacement for a bunch of popular brands. It replaces part number 066-8083-00 and is compatible with mowers from Bad Boy (using 066-8083-00), Exmark (126-1789), and Toro (models using 120-5461, 115-4465, 126-4723, 135-4801, 137-4119). The ratcheting design makes it easy to tighten securely. Just one cap comes in the package. Before you order, if you're unsure, it's always a good idea to check your mower's model and serial number against this list. Remember, this is an aftermarket part made to fit and function like the original. We back it up with a great 30-day money-back guarantee and an 18-month warranty, so you can buy with peace of mind and get back to mowing.