ISO. 1981-83 YAMAHA SECA 550XJ gas tank and air box. bike is 100% complete besides these items being junk or missing. needs full restoration as well. : r/Fixxit
1983 Yamaha maxim xj550 won't start with the button but will start if I push it and drop the clutch : r/Fixxit
Yamaha XJ 550 | Thomas T. | Flickr
What tank(s) will fit on a Yamaha Maxim XJ550 without too much fabrication? | DO THE TON
Amazon.com: FLYPIG Fuel Gas Tank Cap Cover with Keys for Yamaha Maxim XJ XS 400 550 650 700 750 1100 Route 66 : Automotive
Gas Tanks for Yamaha XJ550 for sale | eBay
81 Yamaha XJ550 XJ 550 Maxim Gas Fuel Petrol Tank | eBay