What are these piston pins used for?

These HKS piston pins are used to connect the piston to the connecting rod in an engine. They are a critical part of the engine's rotating assembly, ensuring smooth operation and proper compression.

Are these pins compatible with all HKS pistons?

The D21 L56 designation indicates specific dimensions for compatibility. It is important to verify that these pins are designed to work with your specific HKS piston model before installation.

What material are these piston pins made from?

These HKS piston pins are constructed from high-strength steel, chosen for its durability and ability to withstand the stresses within an engine.

HKS Lightweight Short Piston Pin Set D21 L56 21005-AK009

Name: HKS Lightweight Short Piston Pin Set D21 L56
Brand: HKS
SKU: hks-hks-lightweight-short-piston-pin-set-d21-l56-t14-464172
Price: 160.09 USD
Availability: BackOrder

HKS Lightweight Short Piston Pin Set D21 L56

$160.09

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

HKS Lightweight Short Piston Pin Set D21 L56

Key Features

This is a set of HKS Lightweight Short Piston Pins, designated D21 L56.
Constructed from high-strength steel for durability.
Designed for precise fitment with compatible HKS pistons.
Helps maintain proper compression and reduce internal friction.
A key component for the engine's rotating assembly.

Secure CheckoutFast Shipping631-982-0042

Product Details

Forged from high-strength steel, these HKS Lightweight Short Piston Pins are built to handle the demands of performance engines. The D21 L56 designation refers to specific dimensions that ensure a precise fit within compatible HKS pistons, crucial for maintaining proper compression and reducing internal friction. These pins are a key component in ensuring your engine's rotating assembly functions smoothly under stress.

Choosing HKS means opting for well-built engine components designed for reliability. These piston pins are a testament to that, offering a lightweight yet strong solution for engine builds where every gram counts. Their precise manufacturing helps maintain the integrity of the piston-to-connecting rod connection, which is vital for preventing premature wear and ensuring consistent engine operation.

When rebuilding or upgrading your engine, using matched components like these HKS piston pins with their corresponding pistons is essential for optimal performance and longevity. Always refer to the HKS installation manual for specific fitment and assembly procedures to ensure a correct and safe installation.