Description Specifications: Color: As the picture shows Product Type: Spindle Assembly Shaft Outer Diameter: 6-1/4″ (158.75mm) Height 5-1/2″ (139.7mm) Fits: 42″ : TimeCutter MX 4200 [MX4200] 74766 2017-2018, TimeCutter MX 4225 [MX4225] 75746TA 2020-2021??TimeCutter MX 4250 [MX4250] 74760 2015-2018 and 74760TA 2019, TimeCutter MX 4275 [MX4275] 75745TA 2020-2021, TimeCutter SS 4200 [SS4200] 74622 2011, 74623 2012, 74720 2015-2017, TimeCutter SS 4216 [SS4216] 74616 2014, TimeCutter SS4225 [SS 4225] 74726 2018-2019, 75742TA 2020-2021, 74726TA 2019, TimeCutter SS4250 [SS 4250] 74723 2015-2016, TimeCutter SW 4200 [SW4200] 74784 2015, TimeCutter ZS 4200 [ZS4200, ZS 4200 T CE ] 74386 2011-2014, TimeCutter ZS 4200S [ZS4200S, ZS4200S CE] 74389 2012-2014, TimeCutter ZS 4200TF [ZS4200TF] 74390 2012-2014 zero turn radius (ZTR) ride-on lawn mower models 42″ : TimeCutter 42, TimeCutter 4200, TimeCutter 4200C, TimeCutter 4225, TimeCutter 4275C, TimeCutter MX4200, TimeCutter MX4250, TimeCutter MX4260, TimeCutter MX4275, TimeCutter MX4275T, TimeCutter MyRide 42, TimeCutter SS4200, TimeCutter SS4216, TimeCutter SS4225, TimeCutter SS4235, TimeCutter SS4250, TimeCutter SS4260, TimeCutter SW4200, TimeCutter SWX4250, TimeCutter ZS4200, TimeCutter ZS4200S, TimeCutter ZS4200T, TimeCutter ZS4200TF, TimeCutter ZX4275T Replace OEM: Exmark: 117-7268, 117-7439, 120-6234, 121-0751, 121-9107, 139-3214 : 117-0751, 117-7267, 117-7268, 117-7439, 120-6234, 121-0751, 121-9107, 139-3214 Package Include: 1 X Spindle Assembly