There are 72 car parts that start with the letter L. From Ladder Rack to Luggage Compartment Switch. 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 L

Car parts function maintenance interval (months) replacement cost (USD)
Ladder Rack Provides additional overhead storage space for large or bulky items on the roof of the vehicle. 12 150
Laminated Glass Provides increased safety and security compared to standard glass. 24 200
Lap Belt Secures the lower body during a collision. 24 60
Laser Headlight Provides increased illumination and efficiency compared to traditional headlights. 36 500
Laser Headlights Provide a brighter, more focused beam of light compared to traditional halogen or LED headlights. 60 $500-$1,000
Latch Secures the car door in the closed position 6 25
Latch Assembly Secures the door or hatch in a closed position 24 $50-$150
Latch Cable Connects the door or hatch latch to the interior release mechanism 48 $20-$100
Latch Pawl Spring Provides tension to the latch mechanism, keeping it engaged 36 $5-$20
Latch Release Handle Allows the driver or passenger to open the car door from the inside 12 20
Latch Striker Plate Provides a surface for the door latch to engage and secure the door 12 15
Latch Tension Spring Provides the necessary tension for the door latch to function properly 12 10
Leaf Spring Suspension component that provides a smooth ride and supports the vehicle’s weight 24 150
Leaf Spring Bushing Absorbs vibrations and allows for smooth movement of the leaf spring 12 30
Leaf Spring Eye Bolt Secures the leaf spring to the vehicle’s suspension components 24 20
Leaf Spring Shackle Connects the leaf spring to the vehicle’s frame or suspension components 24 40
Leather Steering Wheel Provides a premium, comfortable grip for the driver. 24 100
Leather Upholstery Provides a premium, durable seating surface N/A $500-$2,000+
Leather Wrapped Steering Wheel Enhances the driving experience with a premium feel N/A $100-$300
Leatherette Upholstery Provides a leather-like appearance and feel to the vehicle’s interior seating surfaces. 36 250
LED Daytime Running Lights Improve visibility and add a distinctive style N/A $50-$300
LED Fog Lights Improve visibility in poor weather conditions N/A $50-$200
LED Headlight Provides efficient and long-lasting illumination for the vehicle’s front lighting system 36 300
LED Headlights Provide bright, energy-efficient illumination N/A $500-$1,500
LED Interior Lighting Enhances the vehicle’s ambiance and visibility N/A $20-$200
LED License Plate Light Provides illumination for the license plate N/A $10-$50
LED Taillight Provides efficient and long-lasting illumination for the vehicle’s rear lighting system 36 150
LED Taillights Provide brighter, more responsive brake and turn signal lights compared to incandescent bulbs. 120 $75-$200
License Plate Bulb Illuminates the vehicle’s license plate for visibility 12 5
License Plate Frame Decorative accessory that surrounds and protects the vehicle’s license plate N/A 20
License Plate Light Provides illumination for the vehicle’s license plate 12 10
License Plate Mounting Bracket Secures the license plate to the vehicle N/A 10
Lift Gate Damper Assists in opening and closing the vehicle’s rear hatch or tailgate 24 50
Lift Gate Latch Secures the vehicle’s rear hatch or tailgate in the closed position 12 30
Lift Gate Release Button Allows the driver or passenger to open the vehicle’s rear hatch or tailgate 12 15
Lift Gate Release Handle Allows the driver or passenger to open the vehicle’s rear hatch or tailgate from the outside 12 20
Lift Gate Striker Plate Provides a surface for the lift gate latch to engage and secure the hatch or tailgate 12 15
Lift Gate Torsion Bar Provides tension to assist in opening and closing the vehicle’s rear hatch or tailgate 24 40
Lift Gate Trim Panel Decorative cover for the interior of the vehicle’s rear hatch or tailgate N/A 50
Lift Gate Wiper Blade Clears water and debris from the vehicle’s rear hatch or tailgate window 12 15
Liftgate Glass The rear window of the vehicle’s liftgate or hatchback. 60 300
Liftgate Header The top structural component of the liftgate that supports the liftgate glass. 60 150
Liftgate Hinges Allows the liftgate to swing open and closed smoothly. 60 100
Liftgate Latch Secures the liftgate in the closed position. 36 75
Liftgate Release Lever Allows the driver or passenger to unlatch and open the liftgate from the vehicle’s interior. 60 50
Liftgate Release Switch Allows the driver or passenger to open the liftgate or trunk lid from inside the vehicle. 60 $25-$75
Liftgate Spoiler Enhances the aerodynamics and styling of the vehicle. 36 250
Liftgate Trim Decorative panels that cover the visible areas of the liftgate. 60 150
Liftgate Wiring Harness Provides electrical power and signals to the liftgate’s various components. 60 100
Line Lock Allows for controlled wheel spin during burnouts or drag racing. N/A 75
Liquid Fuel Filter Removes impurities and contaminants from the vehicle’s fuel supply 12 20
Liquid Fuel Pump Pressurizes and delivers fuel from the tank to the engine 36 100
Liquid Fuel Sensor Measures the level of fuel in the vehicle’s fuel tank 12 50
Liquid Fuel Tank Stores the vehicle’s fuel supply 60 300
Load Leveling Compressor Maintains the vehicle’s ride height and handling characteristics when carrying heavy loads 36 200
Load Leveling Sensor Monitors the vehicle’s ride height and provides data to the load leveling system 24 75
Lock Actuator Electronically controls the locking and unlocking of the vehicle’s doors 24 75
Lock Cylinder Mechanical component that the key is inserted into to lock and unlock the vehicle’s doors 24 30
Lock Linkage Connects the lock cylinder to the door latch mechanism 12 20
Lock Module Electronic control unit that manages the vehicle’s door locking and unlocking functions 36 100
Lock Solenoid Electromechanical device that engages and disengages the door lock mechanism 24 50
Locking Differential Improves traction and control in off-road or adverse conditions. 36 300
Locking Gas Cap Secures the fuel tank and prevents unauthorized access. 24 20
Locking Wheel Nut Specialized nut that secures the vehicle’s wheel to the hub and prevents theft N/A 20
Loop End Provides a secure attachment point for the vehicle’s seatbelt 60 10
Lower Control Arm Suspension component that connects the wheel hub to the vehicle’s frame 48 150
Lower Control Arm Bushing Absorbs vibrations and allows smooth movement of the lower control arm 24 50
Lower Control Arm Shaft Provides a pivot point for the lower control arm to rotate around 48 75
Lower Radiator Hose Carries coolant from the engine to the radiator 12 20
Lowering Springs Reduces the vehicle’s ride height for improved handling and appearance N/A 150
Luggage Compartment Light Illuminates the vehicle’s trunk or cargo area 12 10
Luggage Compartment Switch Activates the luggage compartment light when the trunk or liftgate is opened 24 15

Descriptions

Ladder Rack
A rack system that mounts to the roof of a vehicle, allowing for the transport of ladders, lumber, or other long cargo items above the main cabin.
Laminated Glass
A type of automotive glass that consists of two or more layers of glass bonded together with a plastic interlayer. This design helps prevent the glass from shattering into sharp pieces.
Lap Belt
A type of seatbelt that restrains the hips and lower torso, providing protection in the event of a frontal or side impact.
Laser Headlight
A type of headlight that uses a laser diode to generate light, which is then reflected and diffused to create a high-intensity, energy-efficient beam.
Laser Headlights
Laser headlights use a laser diode to generate light, which is then converted to a white light beam. This results in a more intense and longer-reaching illumination.
Latch
A mechanical device that fastens and secures the car door, preventing it from opening unexpectedly. It is an essential safety component that requires periodic inspection and maintenance.
Latch Assembly
The latch assembly includes the latch mechanism, striker plate, and associated hardware that lock the door or hatch shut and prevent it from opening unexpectedly.
Latch Cable
The latch cable allows the driver or passenger to remotely open the door or hatch by pulling an interior release lever or button.
Latch Pawl Spring
The latch pawl spring ensures the door or hatch latch remains securely closed until the release mechanism is activated.
Latch Release Handle
The latch release handle is located on the interior of the car door, providing a convenient way for occupants to open the door from the inside. It works in conjunction with the door latch mechanism.
Latch Striker Plate
The latch striker plate is a metal component mounted on the car’s frame that the door latch hooks onto, creating a secure closure for the door. It helps ensure a tight seal and prevents the door from opening unintentionally.
Latch Tension Spring
The latch tension spring is a small, coiled spring that applies force to the door latch, keeping it in the closed position. This ensures the door remains securely latched until the latch release handle is activated.
Leaf Spring
Leaf springs are a type of suspension system commonly used in trucks and SUVs. They consist of a series of curved metal leaves that flex to absorb impacts and distribute the vehicle’s weight evenly, contributing to a comfortable ride.
Leaf Spring Bushing
The leaf spring bushing is a rubber or polyurethane component that fits between the leaf spring and the vehicle’s frame or suspension components. It helps to dampen vibrations and allows the leaf spring to move freely, improving ride quality and reducing wear on other suspension parts.
Leaf Spring Eye Bolt
The leaf spring eye bolt is a threaded fastener that connects the leaf spring to the vehicle’s suspension system, typically the shackle or frame. It helps to maintain the proper alignment and tension of the leaf spring, ensuring a smooth and stable ride.
Leaf Spring Shackle
The leaf spring shackle is a pivoting attachment point that allows the leaf spring to move freely as the vehicle travels over uneven terrain. It helps to absorb shock and maintain the proper alignment of the suspension system.
Leather Steering Wheel
A steering wheel wrapped in high-quality leather, offering a more luxurious and tactile feel compared to a standard plastic steering wheel.
Leather Upholstery
Leather upholstery is a popular upgrade that offers a luxurious, high-end look and feel to the vehicle’s interior. It is more costly than standard fabric seats but is easy to clean and highly resistant to wear.
Leather Wrapped Steering Wheel
A leather-wrapped steering wheel provides a more comfortable and tactile grip compared to a standard plastic or vinyl-covered wheel.
Leatherette Upholstery
A durable, easy-to-clean synthetic material that mimics the look and texture of real leather at a lower cost.
LED Daytime Running Lights
Daytime running lights (DRLs) are LED lights that automatically illuminate when the vehicle is in operation, enhancing the car’s visibility and adding a modern, stylish appearance.
LED Fog Lights
LED fog lights are designed to provide supplemental illumination in foggy, rainy, or snowy conditions, helping the driver see the road and obstacles more clearly.
LED Headlight
LED (Light-Emitting Diode) headlights are a modern lighting technology that offer superior brightness, energy efficiency, and extended lifespan compared to traditional halogen or HID headlights. They provide excellent visibility and enhance the overall aesthetic of the vehicle.
LED Headlights
LED headlights use light-emitting diodes to generate a brighter, whiter light beam that improves nighttime visibility and offers superior energy efficiency compared to traditional halogen bulbs.
LED Interior Lighting
LED interior lights, such as dome lights, map lights, and cargo area illumination, offer energy-efficient, long-lasting lighting that can be customized to create a desired mood or atmosphere within the cabin.
LED License Plate Light
The LED license plate light ensures the vehicle’s license plate is clearly visible at night, as required by law in many regions.
LED Taillight
LED (Light-Emitting Diode) taillights are a energy-efficient and durable lighting solution for the rear of a vehicle. They offer improved visibility, longer lifespan, and enhanced style compared to traditional incandescent or halogen taillights.
LED Taillights
LED taillights use light-emitting diodes (LEDs) instead of traditional incandescent bulbs, resulting in faster illumination, higher visibility, and increased energy efficiency.
License Plate Bulb
The license plate bulb is a small light source that illuminates the vehicle’s rear license plate, ensuring it is clearly visible to other drivers, especially in low-light conditions. It is a simple but essential component for legal and safety reasons.
License Plate Frame
The license plate frame is a decorative border that is installed around the vehicle’s license plate. It can serve both aesthetic and protective purposes, helping to prevent damage to the license plate and adding a personalized touch to the vehicle’s appearance.
License Plate Light
The license plate light is a small lighting fixture that illuminates the vehicle’s rear license plate, making it visible to other drivers, especially in low-light conditions. It is a legally required component in many jurisdictions to ensure the license plate is clearly visible.
License Plate Mounting Bracket
The license plate mounting bracket is a metal or plastic component that attaches the vehicle’s license plate to the designated location on the vehicle’s body or frame. It ensures the license plate is properly positioned and secured.
Lift Gate Damper
The lift gate damper is a gas-filled strut that helps to counterbalance the weight of the vehicle’s rear hatch or tailgate, making it easier to open and close. It helps to provide a smooth, controlled motion and prevent the hatch from slamming shut.
Lift Gate Latch
The lift gate latch is a mechanical device that locks the vehicle’s rear hatch or tailgate in the closed position. It works in conjunction with the lift gate release button or handle to allow the occupants to open the hatch or tailgate when needed.
Lift Gate Release Button
The lift gate release button is a control located inside the vehicle that, when pressed, disengages the lift gate latch and allows the rear hatch or tailgate to be opened. It provides a convenient way for the occupants to access the cargo area.
Lift Gate Release Handle
The lift gate release handle is a mechanism located on the exterior of the vehicle, typically near the rear hatch or tailgate, that allows the occupants to open the cargo area. It works in conjunction with the lift gate latch to securely close and lock the hatch.
Lift Gate Striker Plate
The lift gate striker plate is a metal component mounted on the vehicle’s frame or body that the lift gate latch hooks onto, creating a secure closure for the rear hatch or tailgate. It helps ensure a tight seal and prevents the hatch from opening unintentionally.
Lift Gate Torsion Bar
The lift gate torsion bar is a spring-loaded mechanism that helps to counterbalance the weight of the vehicle’s rear hatch or tailgate, making it easier to open and close. It works in conjunction with the lift gate damper to provide a smooth, controlled motion.
Lift Gate Trim Panel
The lift gate trim panel is a decorative component that covers the interior surface of the vehicle’s rear hatch or tailgate. It helps to improve the overall aesthetic of the cargo area and can also provide some additional protection for the underlying structure.
Lift Gate Wiper Blade
The lift gate wiper blade is a specialized wiper component that cleans the rear window of the vehicle’s hatch or tailgate. It helps to maintain visibility and improve safety during inclement weather conditions.
Liftgate Glass
Provides visibility and access to the cargo area. Can be heated for defogging and deicing.
Liftgate Header
Helps maintain the structural integrity and shape of the liftgate assembly.
Liftgate Hinges
Heavy-duty hinges that support the weight of the liftgate and enable easy access to the cargo area.
Liftgate Latch
Ensures the liftgate remains shut during driving and protects the cargo area from the elements.
Liftgate Release Lever
Provides convenient access to the cargo area without having to manually release the liftgate latch.
Liftgate Release Switch
The liftgate release switch is a button or lever located inside the vehicle, typically near the driver’s seat, that when pressed or pulled, triggers the release of the liftgate or trunk lid.
Liftgate Spoiler
A small spoiler installed on the rear liftgate or trunk lid of a vehicle, designed to improve airflow and reduce drag, which can improve fuel efficiency and enhance the vehicle’s appearance.
Liftgate Trim
Enhances the aesthetic appearance of the liftgate and protects the underlying structure.
Liftgate Wiring Harness
Ensures proper functioning of the liftgate’s features, such as the release mechanism, lighting, and sensors.
Line Lock
A device that temporarily locks the front wheels of a vehicle, allowing the rear wheels to spin freely for the purpose of performing a controlled burnout.
Liquid Fuel Filter
The liquid fuel filter is a critical component in the fuel system that traps and removes various impurities, such as dirt, rust, and other contaminants, from the fuel before it reaches the engine. This helps to prevent damage and maintain optimal engine performance.
Liquid Fuel Pump
The liquid fuel pump is an essential component in the vehicle’s fuel system, responsible for drawing fuel from the tank and delivering it to the engine at the appropriate pressure. It ensures a consistent and reliable supply of fuel, enabling the engine to operate efficiently.
Liquid Fuel Sensor
The liquid fuel sensor is a device that monitors the amount of fuel remaining in the vehicle’s fuel tank. It provides this information to the car’s computer system, allowing the driver to be informed of the fuel level and avoid running out of gas unexpectedly.
Liquid Fuel Tank
The liquid fuel tank is a critical component of the vehicle’s fuel system, responsible for holding the gasoline or diesel fuel that powers the engine. It is typically located underneath the vehicle and must be made of durable, corrosion-resistant materials to prevent leaks and ensure safe operation.
Load Leveling Compressor
The load leveling compressor is a component of the vehicle’s air suspension system that automatically adjusts the ride height and suspension firmness to compensate for changes in weight distribution, such as when the vehicle is heavily loaded or towing a trailer. This helps to maintain a smooth, level ride and proper handling characteristics.
Load Leveling Sensor
The load leveling sensor is a device that measures the vehicle’s ride height and sends this information to the load leveling compressor or control module. This allows the suspension system to automatically adjust and maintain the proper ride height, even when the vehicle is heavily loaded or towing a trailer.
Lock Actuator
The lock actuator is an electronic mechanism that operates the door locks, allowing the driver or passengers to lock and unlock the doors remotely or using the door-mounted controls. It is a key component of the vehicle’s central locking system.
Lock Cylinder
The lock cylinder is the physical mechanism within the vehicle’s door handle or lock assembly that the key is inserted into to engage the locking and unlocking functions. It is a critical component for securing the vehicle and preventing unauthorized access.
Lock Linkage
The lock linkage is a series of rods or cables that transmit the motion from the lock cylinder to the door latch, allowing the driver or passenger to lock and unlock the vehicle’s doors. It is an essential component of the overall door locking system.
Lock Module
The lock module is a computer-based component that coordinates the operation of the vehicle’s door locks, including keyless entry, remote locking/unlocking, and anti-theft features. It receives input from various sensors and controls the lock actuators to perform the desired locking and unlocking actions.
Lock Solenoid
The lock solenoid is an electromechanical component that physically moves the lock mechanism within the vehicle’s door, allowing it to lock and unlock the door. It is an integral part of the central locking system and is typically controlled by the vehicle’s lock module.
Locking Differential
A type of differential that can be locked or unlocked, allowing both rear wheels to rotate at the same speed, providing improved traction and control when navigating through mud, snow, or other challenging terrain.
Locking Gas Cap
A gas cap that can be locked to prevent theft of fuel or tampering with the vehicle’s fuel system.
Locking Wheel Nut
Locking wheel nuts are a security feature that helps prevent the theft of a vehicle’s wheels. They are designed with a unique pattern that requires a specialized tool to remove, deterring would-be thieves from easily taking the wheels off the vehicle.
Loop End
The loop end is the reinforced, looped portion of the seatbelt webbing that is secured to the vehicle’s structure, providing a strong and durable attachment point for the seatbelt system. It is an essential safety component that helps ensure the seatbelt remains firmly in place during an accident.
Lower Control Arm
The lower control arm is a key component of the vehicle’s independent suspension system. It connects the wheel hub to the frame or subframe, allowing for controlled movement of the wheels and providing a stable platform for the suspension springs and shock absorbers.
Lower Control Arm Bushing
The lower control arm bushing is a rubber or polyurethane component that fits between the lower control arm and the vehicle’s frame or subframe. It helps to dampen vibrations and allow for the smooth, controlled movement of the lower control arm, improving ride quality and reducing wear on other suspension components.
Lower Control Arm Shaft
The lower control arm shaft is a metal component that serves as the pivot point for the lower control arm, allowing it to move up and down as the suspension travels. It is a critical part of the vehicle’s suspension system, ensuring the proper alignment and function of the lower control arm.
Lower Radiator Hose
The lower radiator hose is a flexible, reinforced rubber or silicone hose that connects the bottom of the engine’s water pump to the bottom of the radiator. It is responsible for circulating the engine’s coolant from the engine block back to the radiator, where it can be cooled and recirculated.
Lowering Springs
Lowering springs are a popular aftermarket modification that reduces the vehicle’s ground clearance, resulting in a lower, more aggressive stance. This can improve the car’s handling and cornering abilities, as well as enhance its overall visual appeal, but may come at the expense of ride comfort.
Luggage Compartment Light
The luggage compartment light is a small, interior light fixture that automatically turns on when the trunk or liftgate is opened, providing illumination for the cargo area. This allows the driver and passengers to easily see and access the contents of the vehicle’s storage space.
Luggage Compartment Switch
The luggage compartment switch is a sensor that detects when the vehicle’s trunk or liftgate is opened and sends a signal to turn on the luggage compartment light. This ensures the cargo area is illuminated for easy visibility and access.

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