KELCH 7J203243 Gas Cap & Gauge For Gravely Zero Turn 272 Hxdz Plus More 3.5"X10" This Kelch Gas Cap Works Perfect On The 272H-XZD'S, And Is Known To Work On The Gravely 250Z Series, Gravely 260Z Series, Gravely 270Z Series Its Critical That You Measure Your Tank Depth, As The Gas Cap Is To Long For Some Of The Models. You Need 10 1/4" Minimum Tank Depth For This Gas Cap To Work These Gas Caps Work On Any Model With The 3.5" Diameter Filler Neck, And A Tank At Least 10 1/4" Deep. Made in the U.S.A.