GX21833 Mower Deck Belt (1/2" x 141.7")

Key Features

• Type: Mower Deck Drive Belt
• Material: Reinforced rubber compound for enhanced durability
• Width: 1/2 inch
• Outside Circumference: 141.7 inches

Replaces / Cross-Reference Part Numbers

• John Deere: GX21833
• John Deere: GX20571

Compatibility & Fitment

• Deck Size: 48-inch mower decks
• John Deere 100 Series Models: 145
• John Deere D Series Models: D140, D150, D155, D160
• John Deere L Series Models: L120, L130
• John Deere LA Series Models: LA130, LA140, LA145, LA155, LA165
• John Deere ZTrak Z Series Models: Z200, Z255, Z300, Z355E

When to Replace

• Visible signs of wear, such as cracks, fraying, glazing, or abrasions.
• Reduced cutting performance or uneven cut quality.
• Audible squealing or slipping noises during mower deck operation.
• Belt has become stretched, leading to improper blade speed.

Installation Tips

• Disconnect the spark plug for safety before starting work.
• Consult your owner's manual for the correct belt routing diagram.
• Ensure all pulleys are clean, spin freely, and are free of debris.
• Verify proper belt tension after installation as specified by the manufacturer.