There are 49 car parts that start with the letter Y. From Yarn Tensioner to Yum Yum. Car parts refer to the various components that make up a vehicle, each playing a crucial role in its overall operation and performance. These parts can range from essential functional components like engines and transmissions, to auxiliary parts such as belts and hoses. The proper maintenance and timely replacement of car parts are vital for ensuring vehicle safety, efficiency, and longevity. With advancements in technology, many car parts now include electronic components, enhancing their functionality and enabling features such as automated driving systems and improved infotainment options.

An interesting fact about car parts is that many vehicles contain around 30,000 different parts, and the automotive industry is continuously evolving with new materials and technologies. For instance, lightweight composites are increasingly being used to improve fuel efficiency, while high-strength steel remains a staple for structural components due to its durability.

Here’s what each of the columns in the table means:

Function: A brief description of what the car part does within the vehicle system.

Maintenance Interval (months): The recommended time period after which the part should be inspected or replaced, measured in months.

Replacement Cost (USD): An estimate of the average monetary cost incurred when replacing the part, expressed in U.S. dollars.

Description: A detailed explanation of the car part, including its significance, materials, and placement in the car’s architecture.

Car parts That Start With Y

Car parts function maintenance interval (months) replacement cost (USD)
Yarn Tensioner Maintains the proper tension on the timing chain or timing belt to ensure smooth operation and prevent slippage. 12 50-150
Yaw Angle Sensor Measures the vehicle’s angle of rotation around the vertical axis, providing data for navigation and stability systems 12 100
Yaw Control Algorithm Software-based system that processes sensor data and makes adjustments to maintain optimal yaw stability N/A 50
Yaw Control Module Electronic unit that processes data from various sensors to manage the vehicle’s yaw motion and stability 24 400
Yaw Damper Stabilizes the vehicle’s yaw motion during high-speed maneuvers or in crosswinds 12 650
Yaw Gyroscope Measures the rate of rotation around the vehicle’s vertical axis, providing data for navigation and stability systems 12 150
Yaw Moment Control System that actively manages the vehicle’s yaw moment to enhance stability and cornering performance N/A 500
Yaw Rate Sensor Measures the angular velocity of the vehicle’s rotation around the vertical axis, providing data for stability control systems 12 150
Yaw Sensor Measures the vehicle’s yaw rate, providing data for stability control systems 24 350
Yaw Sensor Cluster Integrated set of sensors that measure various aspects of the vehicle’s yaw motion and dynamics 18 300
Yaw Stability Control Helps maintain vehicle stability and control during sudden maneuvers or on slippery surfaces 12 450
Yaw Torque Sensor Measures the torque applied to the steering wheel, providing data for power steering systems 24 200
Yaw Velocity Sensor Measures the vehicle’s angular velocity around the vertical axis, providing data for stability and handling systems 12 120
Yaxle The shaft that transmits power from the differential to the vehicle’s drive wheels 36 450
Ybackplate Provides a secure mounting surface for the rear suspension components 36 85
Ybearing Allows smooth and efficient rotation of a shaft or other rotating component 24 25
Ybinding Strap Secures cables, hoses, and wiring harnesses to the vehicle’s structure 12 15
Ybolt A threaded fastener used to secure components to the vehicle’s structure N/A 0.50
Ybump Stop Limits the suspension travel and prevents component damage during extreme compression 24 20
Ycable Transmits electrical signals or power to various systems and components in the vehicle 12 30
Yck Seal Prevents leaks and contamination in the rear differential or axle housing 36 45
Yeast Diffuser Distributes air and fuel mixture evenly across the combustion chamber for efficient and complete combustion. 24 20-80
Yebolt A threaded fastener used to secure the axle to the vehicle’s suspension or differential N/A 2
Yehuda Arm A structural component in the rear suspension that controls wheel position and movement 36 125
Yelk Provides a mounting point for the vehicle’s exhaust system 48 35
Yelly Horn Produces a loud, distinctive sound to alert other drivers or pedestrians 12 25
Yengine Fan Draws air through the radiator to cool the engine 12 150
Yengine Mount Supports the engine and isolates it from the vehicle’s frame or body 36 150
Yension Arm A suspension component that controls wheel movement and alignment 36 95
Yent Allows air to flow in and out of the vehicle’s fuel tank, preventing pressure buildup 24 15
Yentle Fender Protects the vehicle’s body from mud, debris, and road spray thrown up by the tires 60 65
Yield Dampers Helps control the vehicle’s body and suspension movements during cornering and braking 24 100
Yield Strength The stress at which a material begins to deform plastically N/A N/A
Yire The black, rubber-based component that provides traction and cushioning for the vehicle 12 150
Yire Bead The reinforced inner edge of the tire that secures it to the wheel rim 48 25
Yire Changer A tool used to remove and install tires from/onto a vehicle’s wheels N/A 800
Yire Inflator A device that inflates vehicle tires to the proper air pressure N/A 50
Yoke Connects the propeller shaft to the differential or transfer case, allowing the transfer of power. 36 50-150
Yoke Bearing Supports the rotational movement of the Yoke and prevents excessive wear or vibration. 36 20-80
Yoke Bushing Cushions the Yoke and reduces vibration and wear between the Yoke and the differential or transfer case. 36 10-50
Yoke Seal Prevents leakage of lubricant from the differential or transfer case at the Yoke connection point. 36 10-50
Yoke Slip Joint Allows for changes in driveline length and angle as the suspension travels, preventing binding and excessive wear. 36 50-150
Yoke Strap Secures the Yoke to the differential or transfer case, preventing separation and potential driveline failure. 36 10-50
Yoke U-Joint Allows the Yoke to articulate and transmit power through changes in driveline angle. 36 50-150
Yolk Bolt Secures the Yoke to the differential or transfer case, ensuring a tight and secure connection. 36 5-20
Yore Pressure Monitor Electronically monitors the air pressure in each tire and warns the driver of underinflation 24 150
Younger Cylinder Head A cylinder head designed for smaller, more compact engines, often found in economy or subcompact vehicles. 48 500-1500
Youthful Piston A lightweight piston designed for high-revving engines, often used in sportier or performance-oriented vehicles. 36 100-300
Yum Yum A decorative accessory that attaches to the vehicle’s exterior N/A 10

Descriptions

Yarn Tensioner
A Yarn Tensioner is a mechanical device that applies a constant force on the timing chain or belt to keep it taut and prevent it from slipping or coming off the pulleys. It helps maintain engine timing and prevent damage to other components.
Yaw Angle Sensor
Tracks the vehicle’s orientation in space, supplying crucial information to systems like electronic stability control and autonomous driving technologies
Yaw Control Algorithm
Complex mathematical algorithms that analyze the vehicle’s yaw motion and dynamics, making real-time adjustments to systems like electronic stability control to ensure safe and predictable handling
Yaw Control Module
Integral component of electronic stability control (ESC) systems, constantly monitoring the vehicle’s dynamics and making adjustments to maintain optimal directional control
Yaw Damper
A suspension component that dampens the vehicle’s yawing motion, improving stability and handling.
Yaw Gyroscope
Highly precise sensor that detects the vehicle’s angular velocity, feeding crucial information to systems like electronic stability control and GPS-based navigation
Yaw Moment Control
Advanced technology that uses various actuators, such as individual wheel braking or torque vectoring, to counteract undesirable yaw moments and improve overall vehicle dynamics
Yaw Rate Sensor
Crucial component in electronic stability control (ESC) systems, monitoring the vehicle’s yaw motion and relaying information to the ECU to help maintain directional stability
Yaw Sensor
An electronic sensor that detects the vehicle’s rotational velocity around its vertical axis, enabling advanced stability and handling systems.
Yaw Sensor Cluster
Combines multiple sensors, such as yaw rate, yaw angle, and yaw velocity, to provide a comprehensive data set for advanced vehicle stability and handling systems
Yaw Stability Control
An electronic system that monitors the vehicle’s yaw rate and adjusts braking and engine power to keep the car stable and on the intended path.
Yaw Torque Sensor
Measures the driver’s steering input, allowing the power steering system to adapt the assist force accordingly for optimal responsiveness and control
Yaw Velocity Sensor
Monitors the vehicle’s yaw motion, feeding data to the ECU to help maintain directional control and prevent unwanted rotation
Yaxle
The central shaft in the rear (or sometimes front) suspension that connects the differential to the wheel hubs, allowing the wheels to rotate and the vehicle to move forward.
Ybackplate
A structural component that serves as a foundation for the rear suspension, transferring loads and forces to the vehicle’s frame or body.
Ybearing
A type of bearing that supports rotational motion, commonly found in wheels, drive shafts, and other rotating car parts.
Ybinding Strap
A durable strap used to bundle and fasten various flexible components to the car’s underside or frame, preventing damage and unwanted movement.
Ybolt
A high-strength bolt designed to provide a secure connection between parts, often used in areas subjected to vibration or stress.
Ybump Stop
A rubber or urethane cushion that restricts the suspension’s downward movement, protecting the shock absorbers and other suspension parts from bottoming out.
Ycable
A flexible, insulated wire or bundle of wires used to carry electricity or data within the car, connecting the various electrical and electronic systems.
Yck Seal
A specialized seal that keeps lubricating fluids in and dirt, moisture, and other contaminants out of the rear differential or axle assembly.
Yeast Diffuser
The Yeast Diffuser is a component in the fuel injection system that helps atomize and distribute the air-fuel mixture into the engine cylinders. It ensures a uniform air-fuel ratio for optimal performance and reduced emissions.
Yebolt
A high-strength bolt designed to provide a secure connection between the axle and other suspension or powertrain components, withstanding the forces and vibrations involved in vehicle operation.
Yehuda Arm
A metal link in the rear suspension that helps determine the camber, toe, and other wheel alignment angles, ensuring proper tire contact and handling characteristics.
Yelk
A metal component, often made of cast iron or steel, that serves as a secure attachment location for the exhaust system, connecting it to the vehicle’s structure.
Yelly Horn
An electronic or electromechanical horn that emits a loud, braying or honking noise to warn others of the vehicle’s presence, typically operated by the driver.
Yengine Fan
An electric or belt-driven fan that pulls air through the vehicle’s radiator, helping to dissipate heat from the engine coolant and maintain optimal operating temperatures.
Yengine Mount
A rubber or metal component that securely holds the engine in place while also absorbing vibrations, reducing the transfer of engine forces to the rest of the car’s structure.
Yension Arm
A metal link in the suspension that helps determine the camber, toe, and other wheel alignment angles, ensuring proper tire contact and handling characteristics.
Yent
A small valve or opening in the fuel tank that equalizes the pressure inside the tank, ensuring the fuel system operates safely and efficiently.
Yentle Fender
A plastic or metal extension of the wheel well that helps shield the car’s exterior from environmental elements, improving appearance and reducing paint or bodywork damage.
Yield Dampers
Specialized shock absorbers or linkages that limit the amount of body roll, pitch, and other unwanted movements, improving handling, stability, and passenger comfort.
Yield Strength
A material property that indicates the point at which a component or structure will start to undergo permanent, non-elastic deformation when subjected to an applied force or load.
Yire
The large, inflatable component that supports the weight of the vehicle and provides the primary interface between the car and the road, enabling mobility and control.
Yire Bead
The sturdy, circular wire or rubber component embedded in the tire that locks the tire onto the wheel, preventing air leaks and ensuring a tight, secure fit.
Yire Changer
A specialized machine that can safely and efficiently dismount and mount tires on their respective wheels, making tire changes and repairs easier for automotive technicians.
Yire Inflator
A portable or stationary air compressor that can be used to fill tires with the recommended amount of air, ensuring proper inflation for optimal performance and safety.
Yoke
The Yoke is a U-shaped component that connects the propeller shaft to the differential or transfer case. It allows the propeller shaft to rotate and transmit power from the transmission to the rear or all-wheel drive system.
Yoke Bearing
The Yoke Bearing is a component that supports the Yoke assembly and allows it to rotate smoothly and quietly as the propeller shaft transmits power. It helps maintain the alignment and stability of the driveline components.
Yoke Bushing
The Yoke Bushing is a rubber or plastic component that is installed between the Yoke and the differential or transfer case. It helps absorb shock and vibration, preventing premature wear of the Yoke and other driveline components.
Yoke Seal
The Yoke Seal is a rubber or elastomeric seal that is installed around the Yoke where it connects to the differential or transfer case. It helps retain the lubricant inside the drivetrain components and prevents dirt, moisture, and other contaminants from entering the system.
Yoke Slip Joint
The Yoke Slip Joint is a sliding component within the Yoke that allows the propeller shaft to extend and retract as the suspension moves up and down. This flexibility helps maintain the proper alignment and smooth operation of the driveline.
Yoke Strap
The Yoke Strap is a metal or synthetic strap that is used to firmly attach the Yoke to the differential or transfer case. It helps prevent the Yoke from becoming detached, which could lead to a catastrophic driveline failure.
Yoke U-Joint
The Yoke U-Joint is a universal joint that connects the Yoke to the propeller shaft. It enables the Yoke to rotate and pivot as the suspension and chassis components move, allowing the driveline to maintain proper alignment and transmit power efficiently.
Yolk Bolt
The Yolk Bolt is a fastener used to attach the Yoke to the differential or transfer case. It helps maintain the proper positioning and alignment of the Yoke, preventing it from becoming loose or detached during operation.
Yore Pressure Monitor
An electronic system that uses sensors to continuously measure the air pressure in a vehicle’s tires and displays the information to the driver, alerting them to any significant pressure loss.
Younger Cylinder Head
The Younger Cylinder Head is a lightweight and space-efficient cylinder head design that is commonly used in smaller displacement engines. It helps maximize power output and efficiency in engines with limited space, while maintaining durability and reliability.
Youthful Piston
The Youthful Piston is a lightweight piston design that allows for faster engine revolutions and improved responsiveness. It is commonly used in high-performance engines to reduce reciprocating mass and improve acceleration, while still maintaining strength and longevity.
Yum Yum
A small, often humorous or novelty-themed ornament that is affixed to the car’s bodywork or trim, typically for the purpose of personal expression or added visual interest.

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