i need an image to accompany this article: How Modern Gearboxes Work (And Why They Fail) Modern cars rely on highly sophisticated gearboxes to transfer engine power to the wheels efficiently and smoothly. Whether your vehicle has a manual, automatic, or semi-automatic gearbox, understanding how it works and why problems occur can save you from costly repairs. At Service4Service, we specialise in gearbox repair and maintenance, helping drivers keep their vehicles performing at their best. The Role of the Gearbox The gearbox allows the engine to operate within its ideal power range while providing a variety of speeds for the vehicle. Manual gearboxes require the driver to engage a clutch and shift gears manually, using synchronisers to match engine and gear speeds. Automatic gearboxes, including torque converter or dual-clutch systems, change gears without driver input, relying on hydraulics and electronic sensors to optimise performance. Continuously Variable Transmissions (CVTs) and semi-automatic gearboxes offer smooth, stepless changes, improving fuel efficiency but increasing mechanical and electronic complexity. Modern gearboxes combine mechanical, hydraulic, and electronic systems. Sensors monitor speed, torque, and engine load, while control units adjust gear shifts in real time. This complexity improves driving comfort and efficiency, but also makes repair and diagnostics more specialised. Why Gearboxes Fail Despite technological advances, gearboxes can fail due to a Ver mais