TR Final Gear Drive 4.43 for Subaru BRZ / Scion FRS 2013+ M4 we’ve completely rethought how the

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TR Final Gear Drive 4.43 for Subaru BRZ / Scion FRS 2013+ M4 we’ve completely rethought how theStock Final Drive Comparison (FT86 BRZ FR S) Most 20132016 manual transmission FT86 BRZ FR S models use a 4. 10: 1 final drive. For the 2017+ Subaru BRZ equipped with the 6 speed manual, Subaru updated the OEM final drive to a shorter 4. 30: 1 to improve acceleration. (Automatic models keep different gearing and this manual final drive change does not apply.) What That Means for a 4. 43 Final Drive A 4. 43 final drive is shorter than both 4. 10 and 4.