The transmission system is an integral component of any vehicle, playing a crucial role in controlling the power generated by the engine and transmitting it to the wheels. Its primary function is to regulate the speed and torque of the wheels, allowing the driver to move the vehicle forward or backward efficiently. Want to know more? Here are the basics of what is a transmission system.

Call Cherry Synthetics in Greenville at (252) 917-1677 or visit AMSOIL's online store to learn about the best products to maintain your transmission system.

What is a Transmission System

Transmission System Components

• Transmission Case: The transmission case, or transmission housing, is the outer shell that encloses the components. It's typically made of aluminum or cast iron.
• Gears: Gears come in various sizes and tooth counts and can be shifted to provide different gear ratios. These ratios determine how much power is transmitted to the wheels.
• Clutch (Manual): A clutch connects or disconnects the engine's power from the transmission. Pressing the clutch pedal can disengage the gears to change or stop the vehicle.
• Torque Converter (Automatic): A torque converter takes the place of a clutch. It uses hydraulic fluid to transmit power from the engine to the transmission and provides a smooth transition between gears.
• Shafts: The input shaft is connected to the engine and receives power from it. The output shaft is connected to the wheels and transmits power to them. Various intermediate shafts and countershafts help route power between the gears.
• Synchronizers (Manual): Synchronizers match the speed of the gears before engagement, preventing grinding or gear clash during shifting.
• Valve Body: The valve body controls the flow of transmission fluid, which in turn determines gear changes.

How the Transmission System Works

The transmission system transmits power from the engine to the wheels through a combination of gears and shafts that create different gear ratios.

• Transmission Selection: The driver selects the desired gear using the gear lever (in a manual transmission) or by moving the gear selector (in an automatic transmission).
• Clutch Engagement (Manual): The driver presses the clutch pedal to disengage the gears, allowing them to shift without affecting the engine's power.
• Gear Shifting: The transmission system moves gears into the desired position on the input and output shafts. This action changes the gear ratio, which, in turn, affects the vehicle's speed and power.
• Clutch Release (Manual): After shifting gears, the driver releases the clutch pedal, re-engaging the gears and allowing power to flow from the engine to the wheels.
• Torque Converter Operation (Automatic): The torque converter manages power delivery without the need for manual clutch engagement. It uses hydraulic fluid to transmit power smoothly between the engine and transmission.
• Power Transmission: The transmission system transmits power from the engine to the wheels through the output shaft. The gear ratio selected determines the speed and torque delivered to the wheels.
• Continuous Adjustment: As the vehicle accelerates, decelerates, or climbs hills, the transmission system continuously adjusts the gear ratios to optimize performance and fuel efficiency.

A top-quality product like Signature Series Fuel-Efficient Synthetic Automatic Transmission Fluid will keep the system strong for years.

Types of Transmission Systems

There are two main types of transmission systems commonly used in vehicles: manual transmissions and automatic transmissions:

Manual Transmission

• Operation: The driver manually engages and disengages the gears using a clutch pedal and gear lever.
• Advantages: They're typically more fuel-efficient and offer better control.
• Disadvantages: They require more skill to operate, especially in stop-and-go traffic, and can be less convenient for daily use.

Automatic Transmission

• Operation: Here, the transmission system automatically manages gear selection and clutch engagement.
• Advantages: They're user-friendly and ideal for daily commuting. They are particularly useful in heavy traffic.
• Disadvantages: They tend to be less fuel-efficient and can result in higher maintenance costs.

Continuously Variable Transmission (CVT)

• Operation: CVTs use a belt and pulley system to provide an infinite number of gear ratios.
• Advantages: CVTs are known for their smooth acceleration and fuel efficiency.
• Disadvantages: The constant engine speed can be less engaging, and CVTs may have limitations with high torque loads.

Maintenance of the Transmission System

Proper maintenance is essential to ensure the longevity and smooth operation of the transmission system.

• Fluid Check: Regularly check the transmission fluid's condition. Inadequate transmission fluid causes poor performance and damages the transmission.
• Fluid Change: Follow the manufacturer's recommended service intervals for transmission fluid changes.
• Clutch Inspection: For manual transmissions, monitor the condition of the clutch.
• Solenoid and Valve Body Inspection: In automatic transmissions, these should be inspected and cleaned or replaced as needed.
• Maintenance Schedule: Follow the manufacturer's recommended maintenance schedule for your specific vehicle.
• Drive Responsibly: Avoid harsh driving habits that can place undue stress on the transmission.
• Professional Service: Unusual sounds, slipping gears, or warning lights should be checked and repaired promptly.

Call Cherry Synthetics in Greenville at (252) 917-1677 or visit AMSOIL's online store to take proper care of the transmission system.