GX21833, 954-05008 Deck Belt | Fits 48" Deck John Deere L120 L130 D140 D150 & More | Aramid Cord | 141.7"

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$24.69
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$24.69
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CONFIRM THIS PART FITS
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GX21833, 954-05008 Deck Belt | 141.7"

Key Features

  • Belt Type: Deck Drive V-Belt
  • Dimensions: 1/2 in. Width x 141.7 in. Effective Length
  • Material: Aramid fiber-reinforced for enhanced durability and wear resistance
  • Application: Connects the engine pulley to the mower deck spindles

Replaces / Cross-Reference Part Numbers

  • GX21833
  • GX20571
  • 265-238
  • 75-800
  • 175-800
  • B1JD92
  • 12461
  • 7-078277

Compatibility & Fitment

  • Deck Size: Designed for 48-inch mower decks
  • Fits John Deere Models: D140, D150, D160, L120, L130, LA130, LA140, LA145
  • Also compatible with select Cub Cadet and MTD models requiring the specified part numbers

When to Replace

  • Visible signs of cracking, fraying, or splitting
  • Glazed or slick appearance on the belt surface
  • Noticeable stretching or loss of tension, resulting in blade slippage
  • Uneven or poor cutting performance from the mower deck

Installation Tips

  • Disconnect the spark plug wire before performing any service to prevent accidental starting
  • Consult your mower's owner manual for the specific belt routing diagram
  • Ensure all pulleys are clean, free of debris, and spin freely
  • Verify proper belt tension after installation to ensure optimal deck performance
GX21833, 954-05008 Deck Belt | Fits 48" Deck John Deere L120 L130 D140 D150 & More | Aramid Cord | 141.7" 1
GX21833, 954-05008 Deck Belt | Fits 48" Deck John Deere L120 L130 D140 D150 & More | Aramid Cord | 141.7" 2
GX21833, 954-05008 Deck Belt | Fits 48" Deck John Deere L120 L130 D140 D150 & More | Aramid Cord | 141.7" 3
GX21833, 954-05008 Deck Belt | Fits 48" Deck John Deere L120 L130 D140 D150 & More | Aramid Cord | 141.7" 4
  • GX21833, 954-05008 Deck Belt | Fits 48" Deck John Deere L120 L130 D140 D150 & More | Aramid Cord | 141.7" 1

    PART NUMBERS

    This Deck Belt replaces part numbers: J-Deere GX21833, GX20571; Ariens 07217400
  • GX21833, 954-05008 Deck Belt | Fits 48" Deck John Deere L120 L130 D140 D150 & More | Aramid Cord | 141.7" 2

    SAVING SOLUTION

    Enjoy the great feeling when your mower is repaired and works like before - BlueStars brings DIY solutions to help you deal with any trouble
  • GX21833, 954-05008 Deck Belt | Fits 48" Deck John Deere L120 L130 D140 D150 & More | Aramid Cord | 141.7" 3

    FIX MOWER'S SYMPTOMS

    Uneven Grass Cutting, Loud or Unusual Noises, Excessive Vibration, Burning Smell, Slipping or Stalling Blades
  • GX21833, 954-05008 Deck Belt | Fits 48" Deck John Deere L120 L130 D140 D150 & More | Aramid Cord | 141.7" 4

    IMPORTANT NOTE

    This is a replacement part designed to be compatible with certain appliances. Any brand names mentioned are used solely to indicate compatibility.
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Compatible Models

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FAQs

This belt is compatible with John Deere part number GX21833 and is also commonly listed as a replacement for GX20571.
It is designed for John Deere 48-inch mower decks.
The belt is listed as 1/2 inch x 141.7 inches. Some sources round the length to 141 inches or 141.709 inches.
Compatible models commonly include L120, L130, D140, D150, D155, D160, E140, E150, E160, E170, LA130, LA140, LA145, LA155, LA165, X140, and X165 when equipped with a 48-inch deck.
Some reference listings also include select Z-series models such as Z255 and certain Z300-series mowers with a 48-inch deck. Confirm your mower model and deck size before ordering.
Match your mower's 48-inch deck size and verify that your original belt part number is GX21833 or GX20571. Checking your model and serial information is also recommended.
The product title lists the belt as 1/2 inch wide, while an official parts reference shows an approximate width of 0.559 inches. This variation is typical in marketplace listings and fitment references.
Different sellers may round the belt length for listing purposes. Official reference information shows a length of about 141.709 inches, which is why some listings use 141.7 inches.