Understanding the Components of Your Car’s Transmission System 

The transmission system in your car is an intricate network of parts that work together to ensure smooth shifting and operation. Understanding what components are part of your car’s transmission system can help you better understand how it functions and why it is important for the performance of your vehicle. 

Below are the different parts in a Transmission System

Transmission system in car?

  1. Adjustable pedal
  2. Axle shaft
  3. Bell housing
  4. Universal joint
  5. Other belts
  6. Carrier assembly
  7. Chain wheel and sprocket
  8. Clutch assembly
  9. Clutch cable 
  10. Clutch disk
  11. Clutch fan
  12. Clutch fork
  13. Clutch hose
  14. Clutch lever
  15. Clutch lining
  16. Clutch pedal
  17. Clutch pressure plate
  18. Clutch shoe
  19. Clutch spring
  20. Differential
  21. Differential case
  22. Pinion bearing
  23. Differential clutch
  24. Spider gears
  25. Differential casing
  26. Differential flange
  27. Differential gear
  28. Differential seal
  29. Flywheel
  30. Flywheel ring gear
  31. Flywheel clutch

Adjustable Pedal

An adjustable pedal is used to adjust the tension on the clutch cable and allow for easier shifting or more precise control when shifting gears. It can be adjusted by turning a knob or lever which changes the angle of the pedal.

Axle Shaft

The axle shaft is a metal rod that connects the transmission to the wheels on each side. It transmits power from one wheel to another, allowing them to move independently while still connected to one another. 

Bell Housing 

The bell housing is a metal casing located near the back end of the engine that houses several components including the flywheel, clutch, and universal joint. This helps protect these components from dirt, debris, and other external elements that could potentially damage them.  

Other Belts

There are several belts in a car’s transmission system, including timing belts, fan belts, alternator belts, power steering belts, and air conditioning belts. These are responsible for transferring energy from one component to another in order to keep all parts functioning properly.  

Carrier Assembly 

The carrier assembly houses all the moving components in a car’s transmission system such as gears and bearings which enable it to shift between different gears smoothly.  

Chain Wheel & Sprocket

These two pieces work together to turn a chain which helps transfer power from one component to another within the transmission system. 

Clutch Assembly

A clutch assembly consists of several components including a flywheel, pressure plate, and clutch disk which work together to connect or disconnect power from one component of the system (usually an engine) to another (usually a gearbox). 

Clutch Cable & Lever

The clutch cable is connected directly between the clutch pedal and lever which allows you control over when power is transferred between two components in your transmission system. 

Clutch Disk & Flywheel

The clutch disk sits between two rotating surfaces (the flywheel & pressure plate) and transfers power from one surface to another when engaged (pressed down). 

Clutch Fork

A lever connected directly between the clutch pedal & lever which allows you control over when power is transferred between two components in your transmission system. 

Clutch Hose

A hose connecting two sections together in order for fluid flow through various components within your transmission system such as brakes or clutches..

Differential Case

This case houses all of your differential’s internal parts such as gears, bearings, spider gears etc., helping keep everything running smoothly while protecting it from outside elements like dirt or debris that could cause wear & tear over time .   

Pinion Bearing

Located inside your differential case this bearing helps support its internal parts ensuring they remain securely fastened at all times .   

Differential Clutch

This device works with other diffrential internals allowing for smoother transitions between different gears . 

Spider Gears 

Small “teeth” located inside your differential case help transfer torque smoothly during gear shifts . 

Differential Casing

This casing serves as protection for all internal differential parts helping keep everything working properly while shielding against outside elements like dust/dirt etc . 

Differential Flange 

A round disc located inside your differential casing this flange helps connect differentials internals together ensuring smooth operation during gear shifts . 

Differential Gear 

A set of teeth located inside your diffrential case these help transfer torque smoothly during gear shifts.

Differential Seal

Located at both ends of your differential this seal prevents any outside elements like dirt/debris/water etc., from entering into its interior cavity . 

Flywheel Ring Gear

Connected directly onto either side of a flywheel this ring gear helps transmit rotational force from one component (flywheel)to another (clutch) helping facilitate smooth shifting during driving conditions . 

Flywheel Clutch

This device works with other flywheel internals allowing for smoother transitions between different gears .  

Master Cylinder

The Master Cylinder is one of the most important components in the transmission system. This component contains the hydraulic fluid that helps to pressurize and lubricate the entire transmission system. If this component fails, it can result in poor shifting performance and other issues related to low pressure. 

Output Shaft

The Output Shaft is used to transfer power from the engine to other components in the drivetrain, such as the differential and axles. The shaft itself consists of several gears which are connected together with bearings that rotate as power is transmitted through them. This component needs to be inspected regularly for signs of wear and tear, as it may need to be replaced if it becomes too worn out. 

The Pinion Gear

The Pinion Gear is responsible for transferring torque from the output shaft to the differential gear set inside the transmission housing. This component has several teeth that line up with corresponding teeth on the differential gear set when they are engaged. It must be properly aligned so that it functions correctly when engaging with other components in the system. 

Planetary Gear

Planetary Gear Sets are used in many automatic transmissions because they allow for variable gear ratios without needing clutches or bands to engage them manually. These sets consist of three main components: a sun gear, planet gears, and a ring gear which all move relative to one another depending on what gear ratio is desired by the driver at any given time.  

The Prop Shaft 

The Prop Shaft (also known as a Drive Shaft or Propeller Shaft) connects two rotating parts within a piece of machinery or vehicle; in this case, it connects between an engine’s crankshaft and rear axle assembly allowing power from an engine to be transferred from one end of a vehicle’s bodywork to another end.

Shift Cable

Shift Cable transmits information from shift lever (located inside car) about which gear should be engaged into transmission box; 

Shift Fork

Shift Fork moves gears between neutral & active positions; 

Shift Knob & Shift Lever

Shift Knob & Shift Lever allows driver to manually change gears; 

Slave Cylinder

Slave Cylinder assists clutch pedal linkage by using hydraulic pressure against piston inside master cylinder; 

Speed Reducer 

Speed Reducer changes speed & direction of rotation & torque produced by motor; 

Speedometer Gear

Speedometer Gear turns cable driven by rear axle which then turns needle on speedometer gauge face; 

Steering Gear

Steering Gear directs movement of wheels based on steering wheel angle; 

Torque Converter

Torque Converter transmits energy between engine flywheel & input shaft while allowing slipping action where needed during shifts; 

Trans-axle Housing

Trans-axle Housing houses all internal moving parts within unit; 

Transfer Case

Transfer Case divides power between front & rear differentials when 4WD option enabled; 

Transmission Gear

Transmission Gear transfers motion along with torque output from engine via meshing teeth around circumference; 

Transmission Pan

Transmission Pan holds fluid reservoir while allowing filter access & oil level monitoring etc.; 

Transmission Seal 

Transmission Seal prevents leakage while bonded piston maintains even pressure across sealing surface; 

Transmission Spring

Transmission Spring absorbs shock loads between gears while preventing excessive backlash due weak spring force acting against load side surfaces etc.; 

Transmission Yoke

Transmission Yoke transfers rotary motion along lengthwise axis across universal joint connection(s); 

Universal Joint 

Universal Joint (UJ/Cardan Joint) performs same function as yoke but without need for intermediate connection point(s). 

Conclusion: 

In conclusion, understanding how each component works within your car’s transmission system can help you get an idea as to why regular maintenance checks are so important; it ensures that all parts are working correctly and efficiently so that you don’t run into any issues down the road! Regular inspections also ensure that any potential problems are caught before they become serious issues; saving you money & time in repairs! So make sure you stay up on those routine checkups! Thanks for reading!

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