if you get a W-2 for this work you have been burned by the new tax law since no deduction is allowed. However, if you are self-employed
while you can’t use the standard mileage rate when you ride your motorcycle for business.
you must use the actual expense method to deduct your costs when you use your motorcycle for business transportation. This requires you to keep track of what you actually spend during the year for gas, repairs, maintenance, insurance, license and registration fees, and other expenses. You can also deduct the special equipment you need to ride a motorcycle, like a helmet and leathers.
You’ll also be able to take a depreciation deduction. There is very good news here, because motorcycles are not subject to the strict annual dollar limits on depreciation that apply to "vehicles"
enter the info for the chopper on the asset entry worksheet