Description

58120-45001 WHEEL CYLINDER Guide

Commercial Fleet Reliability | Hyundai Mighty & County Front Braking

Front-axle braking stability is paramount for the safe operation of trucks and buses. This premium wheel cylinder is manufactured to exceed OE commercial standards, ensuring your Hyundai fleet maintains consistent hydraulic pressure and responsive stopping power.

58120-45001 WHEEL CYLINDER Fitment

  • Brand Compatibility: Hyundai Commercial
  • Model: Mighty Truck / County Bus
  • Position: Front Left (LHS)
  • Series: HD65 / HD72 / HD78 Chassis
  • Part Number: 58120-45001

58120-45001 WHEEL CYLINDER Specs

  • Material: Heavy-Duty Cast Iron
  • Seal Material: High-Temp EPDM Rubber
  • Bore Finish: Precision Honed
  • Anti-Corrosion: Industrial Coating
  • Quality: OE Performance Match

Fleet Safety Solutions

Ensuring your braking system is fully operational is the best way to prevent downtime. For a complete front-end service, explore our Heavy-Duty Brake Shoes and King Pin Kits for Hyundai Mighty.

Confirm Commercial Fitment

Specifications for commercial braking parts can change based on the production year and tonnage rating. Please contact us with your VIN or Chassis Number to confirm this **58120-45001 WHEEL CYLINDER** is correct for your vehicle.


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Note: Original manufacturer part numbers and technical specifications are provided for identification and compatibility reference purposes only.

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Questions and Answers

What is the primary role of this commercial braking component?
It serves as the hydraulic actuator for the front drum brakes, pushing the brake shoes against the drum to provide the necessary friction for stopping a loaded vehicle.
Which vehicles utilize the 58120-45001 WHEEL CYLINDER?
This part is a specialized fitment for the Hyundai Mighty (2.5T, 3.5T) and the Hyundai County bus series, fitting various chassis configurations within the HD line.
What are the signs of a failing front wheel cylinder?
Common symptoms include brake fluid leaking onto the inner tire sidewall, a pulling sensation to one side during braking, or a noticeable drop in the brake fluid reservoir.
Does this assembly include the internal components?
Yes. This 58120-45001 WHEEL CYLINDER is a complete, ready-to-install unit featuring high-grade EPDM rubber seals, pistons, and protective dust boots.
Is this for the left or right side?
Part number 58120-45001 typically designates the Front Left (LHS) position. For commercial safety standards, it is highly recommended to inspect the front right cylinder whenever the left is being replaced.

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