[Lifetime Warranty] GX21395 Mower Deck Belt

GX21395 Mower Deck Belt

Key Features

• Type: Mower Deck Drive Flat Belt
• Length: 161.4 in (4099.6 mm)
• Width: 5/8 in
• Material: Aramid cord construction for strength and to prevent stretching
• Function: Transfers power from the engine to the mower deck blades

Replaces / Cross-Reference Part Numbers

• John Deere: GX21395
• John Deere: GY20671

Compatibility & Fitment

• Deck Size: Fits 54-inch mower decks
• John Deere Models: 190C, D170, E180, G110, LA150, LA175, S180
• John Deere Scotts Models: S1642, S1742, S2046, S2546

When to Replace

• Visible signs of wear such as cracking, fraying, glazing, or missing sections
• Noticeable decrease in blade speed or cutting performance
• Audible squealing or slipping during mower deck engagement
• Belt has become stretched, loose, or broken

Installation Tips

• Disconnect the spark plug wire before servicing the mower deck
• Refer to your mower's operator manual for the specific belt routing diagram
• Ensure all pulleys are clean, spin freely, and are in good condition
• Verify correct belt tension after installation to prevent slippage or premature wear