Replacement Parts For Details Description Front Idler Wheel Part No 7199074 Application For Bobcat 320, 322, 325, 325D, 325G, 328, 329, 331, 331 G, 331D, 331E, 331G, 334, 335, 425, 428, 430, 430 ZTS, 430D, 430G, 430ZTS, E32, E32I, E34, E35, E35I, E35Z, E37, E42, X325, X325D, X328, X328D Aftermarket Bobcat 331 Front Idler Assembly 7199074, 6814880 ( This item does not fit every serial number breakdown, please email for details if you want to verify over the email. If your Bobcat 331 serial number is 511920001 and above or between serial numbers 512911001-512912999 this idler will not fit.. ) Replacement Bobcat 325 idlers (If your Bobcat 325 serial number is 514011001-514012999 or 511820001 and above this E35 idler will not fit. The arms on your idler should extend out to the length of your idler wheel, whereas this replacement idler has arms that extend beyond the diameter of the idler wheel. If they are short and square we do not offer the idler you need. We do not carry an aftermarket idler for those specified serial number break downs, but this idler will fit every other serial number series)