Searching for a TOYOTA Tank Transmission 1.0L CVT 4WD Automatic (1KR-FE, OEM 30400-B1130) with precise specifications and confirmed OEM compatibility? This CVT automatic transmission assembly is engineered specifically for the 4WD variant of the Toyota Tank powered by the efficient 1.0-litre 1KR-FE petrol engine, delivering smooth, stepless acceleration, dependable traction, and versatile performance for varied road conditions and weather scenarios.
Designed for Toyota Tank 4WD models, this CVT transmission integrates seamlessly with the engine’s torque output and the vehicle’s four-wheel-drive system. Its continuously variable ratio design, optimized belt-and-pulley mechanism, and precisely calibrated coordination between the transmission control unit (TCU), engine control module (ECM), and AWD control system ensure linear power delivery, reduced driveline shock, and confident traction whether in city traffic, wet roads, or light off-road terrain.
Owners commonly seek a replacement Toyota Tank 1.0 4WD CVT Automatic Transmission when experiencing symptoms such as hesitation during acceleration, juddering or vibration, abnormal transmission noise, delayed engagement, warning lights, loss of traction under adverse conditions, or reduced fuel efficiency. Because CVT systems—especially those integrated with 4WD drivetrains—require exact calibration and electronic compatibility, confirming the correct engine specification 1KR-FE, drivetrain type 4WD, and OEM part number 30400-B1130 before purchase is essential for reliable performance and long service life.
This transmission assembly is ideal for buyers seeking a direct-fit or OEM-compatible replacement that restores factory-level smoothness, traction performance, and driving confidence. Accurate specification matching ensures proper electronic synchronization, stable hydraulic control, and seamless integration with the 4WD system—helping protect internal components and maintain long-term durability.
Installing an incompatible or incorrectly specified CVT transmission can result in persistent fault codes, erratic performance, drivetrain binding, overheating risks, belt or pulley wear, and premature internal wear. Selecting the correct transmission specification safeguards the entire drivetrain and helps avoid unnecessary repair costs.
Before purchasing, always verify the vehicle model (TOYOTA Tank), engine type (1.0L Petrol 1KR-FE), drivetrain (4WD), transmission type (CVT Automatic), and exact OEM part number (30400-B1130). Proper verification ensures accurate fitment, smooth operation, and dependable performance you can trust over long-term use.
