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Mitsuboshi Super KB Standard V-Belt 0.63 in. W X 62 in. L For Riding Mowers

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Designed for reliability on riding mowers, the Mitsuboshi Super KB Standard V-Belt is a durable 5LK belt engineered to transfer power efficiently from the engine to the mower deck.…

Mitsuboshi MPN 5LK620A In Stock & Ready to Ship
Local Price Check i Local stores may price this as low as $29.99. Our online price is $32.99.
$32.99
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About Product Overview

Designed for reliability on riding mowers, the Mitsuboshi Super KB Standard V-Belt is a durable 5LK belt engineered to transfer power efficiently from the engine to the mower deck. With a precise 62-inch length and 0.63-inch width, this gray V-belt is built for dependable belt drive performance.

Key specs at a glance

  • Brand: Mitsuboshi
  • Series: Super KB
  • Type: V-Belt, 5LK profile
  • Width: 0.63 in
  • Length: 62 in
  • Style: Standard
  • Color: Gray
  • Packaging: Sleeve
  • Ideal for: Riding Mowers

Why this belt performs better

The Super KB belt is designed to handle the demanding duty cycle of lawn care—frequent starts, stops, and varying blade loads—without slipping or stretching prematurely. The 0.63" width and 62" length ensure a precise fit for decks that call for a 5LK, standard-width belt, delivering consistent traction across pulleys and minimizing heat buildup.

Key benefits

  • Reliable power transfer for cutting decks and drive systems on riding mowers.
  • Durable construction for long belt life and fewer replacements within a mowing season.
  • Sleeve packaging protects the belt during shipping and storage, reducing risk of edge fray or contamination.
  • Broad compatibility thanks to the 5LK standard profile, compatible with many riding mower models and deck configurations.
  • Gray color helps with visibility in maintenance tasks and pairing with other mower components.

Ideal use cases

As a direct replacement belt for riding mowers, this Mitsuboshi Super KB belt is perfect when a 62" long, 0.63" wide 5LK belt is specified. Use it for routine lawn maintenance, seasonal tune-ups, or when you notice symptoms of belt wear such as slipping, odd noises, or uneven blade speed. It’s a suitable option for mower decks that require a standard-width belt with a 62-inch length.

Pro tips for best results

  • Always verify pulley alignment and proper belt tension during installation to prevent premature wear and slip.
  • Inspect belts for cracks or glazing and replace in pairs if you find wear on both sides of the belt system.
  • Store belts in the original sleeve to protect against moisture and abrasion when not in use.

With Mitsuboshi’s reputation for dependable drive components, the Super KB Standard V-Belt offers a practical, long-lasting replacement option that keeps riding mowers mowing efficiently. Choose this 62" x 0.63" belt when your mower calls for a 5LK, standard-profile belt and you value consistent performance and straightforward maintenance.

The Details Specifications

Brand Mitsuboshi
SKU 25623
UPC 034494556200
Unit 0
Case Pack Quantity 1 per case
Retail Unit Quantity 1
Unit of Measure 0 0
Dimensions (L × W × H) 14 × 4 × 1
Weight 1 lbs
Cubic Feet 0.03889 ft³
Country of Origin USA
Safety Data Sheet (SDS) Manufacturer documentation · opens in new tab

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