Front Differential 3.08 Gear Ratio for BMW 335i 535i 640i 740i X3 F25 xDrive OE 31507648881 31507648880 Dyno Tested

Front Differential 3.08 Gear Ratio for BMW 335i 535i 640i 740i X3 F25 xDrive OE 31507648881 31507648880 Dyno Tested

• 【Precise Fit for Multiple BMW Models】 This front differential 3.08 gear ratio is engineered to fit a wide range of BMW xDrive models, including BMW 335i GT F34 2014-2016, 535i xDrive Sedan F10 2011-2016, 640i xDrive Gran Turismo G32 2018-2019, 740i xDrive Sedan G12 2017-2020 and X3 xDrive28d F25 2015-2017. It perfectly matches the original mounting points for seamless assembly without extra modification.
• 【Comprehensive OE Number Compatibility】 The front axle differential carrier matches a full set of OEM part numbers such as 31507648881, 31507648880, 31507591998, 31507591997 and their variant markings. This broad compatibility ensures it can directly replace worn or damaged original differentials, restoring the stable power distribution function of your BMW’s drivetrain system.
• 【Dyno & Road Tested for Reliable Performance】 Rigorously tested through both dyno and road simulations, this BMW front differential meets or exceeds OE specifications for fit, finish and function. Its robust design and high-grade materials can withstand the stringent demands of daily driving and high-performance scenarios, delivering stable power output to the front and rear axles as needed.
• 【Strict Quality Control Throughout Manufacturing】 Complete quality control is maintained during every step of the manufacturing process, from material selection to final assembly. This attention to detail ensures the differential carrier has high reliability and long service life, avoiding frequent breakdowns and reducing the need for repeated maintenance of your BMW’s drivetrain.
• 【Critical Drivetrain Component for Power Distribution】 As a key device that distributes engine power, this front differential can output power to the rear axle alone or to both front and rear axles simultaneously, which is essential for the operation of BMW’s xDrive all-wheel-drive system. It is an ideal replacement part for professional technicians and DIY enthusiasts who need to repair or upgrade their BMW’s front axle differential.