Compatible With John Deerre Fuel Cap For XUV Gators and Z500 Series ZTrak , Parts No: # AM146138 , Cap ID: 3-1/2''Inch, Match tank neck size (non-threaded size): 3-1/2 ''Inch, Fits On: Gators XUV625i XUV825i XUV825i S4 XUV825E XUV825M XUV825M S4 ,Z500 Series: Z525E Z535M Z535R Z540M Z540R Z720E Z730M Z735E Z735M Z740R. Husqvarna Fuel Cap Part # 575018103, Replaces 575018101 Fits EZ4824, MZ52, MZ5424, MZ61, MZ6128, MZ28ZT, M-ZT52, M-ZT61, PZ29CE, PZ29FXBF, PZ34FXBF, PZ5426FX, PZ6029FX, PZ6030CV, PZ6034FX, PZ6034FXZT, PZ7234FX, P-ZT26, P-ZT48, P-ZT54, P-ZT60, P-ZT6126FS, P-ZT6128BS, RZ3016, PZ4216, RZ4219, RZ4221, RZ4619, RZ4621, RZ4623, RZ46i, RZ4824, RZ5424, RZ5426 & RZ54i Models That Require this Part # Also Fits Other Brands Produced By Husqvarna That Require This Part # (AYP, Craftsman, Jonsered, Partner, Poulan, Poulan Pro, Roper, Weed Eater etc) Poulan 966681901 (541ZX) Zero Turn Lawn Mower Jonsered Z52XF - 967328101 (2015-01) Zero Turn: Consumer Craftsman 917204130 Lawn Tractor 917204140 Lawn Tractor 917204170 Zero-turn Riding Mower