GX21395 Deck Belt | Fits 54" Deck John Deere E180 D170 LA150 LA175 & More | Aramid Cord | 161.4"
GX21395 green mower deck belt for John Deere lawn tractors in BlueStars branded packaging.
GX21395 mower deck belt specifications chart showing dimensions, belt type, and product packaging.
Comparison graphic showing GX21395 mower deck belt grip and stability versus standard belts on John Deere tractors.
GX21395 mower deck belt performance comparison chart highlighting durability and bonding strength specifications.
Infographic showing GX21395 mower deck belt material construction, including chloroprene rubber and aramid fiber cords.
GX21395 mower deck belt compatibility chart showing replacement part numbers and John Deere lawn tractor fitment models.
Instructional guide for identifying the correct GX21395 mower deck belt for John Deere 54-inch lawn tractors.
BlueStars GX21395 mower deck belt combo kit with drive belt for John Deere 54-inch lawn tractors.
GX21395 mower deck belt for John Deere lawn tractors with symptoms of wear and installation diagram.
GX21395 green mower deck belt for John Deere lawn tractors in BlueStars branded packaging.
GX21395 mower deck belt specifications chart showing dimensions, belt type, and product packaging.
Comparison graphic showing GX21395 mower deck belt grip and stability versus standard belts on John Deere tractors.
GX21395 mower deck belt performance comparison chart highlighting durability and bonding strength specifications.
Infographic showing GX21395 mower deck belt material construction, including chloroprene rubber and aramid fiber cords.
GX21395 mower deck belt compatibility chart showing replacement part numbers and John Deere lawn tractor fitment models.
Instructional guide for identifying the correct GX21395 mower deck belt for John Deere 54-inch lawn tractors.
BlueStars GX21395 mower deck belt combo kit with drive belt for John Deere 54-inch lawn tractors.
GX21395 mower deck belt for John Deere lawn tractors with symptoms of wear and installation diagram.
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GX21395 Deck Belt | Fits 54" Deck John Deere E180 D170 LA150 LA175 & More | Aramid Cord | 161.4"

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[Grip120] GX21395 Deck Belt | 161.4"

Key Features

  • Belt Type: Deck Drive Belt
  • Construction: Aramid fiber cord for high tensile strength and resistance to stretching
  • Outer Material: Fabric cover for increased durability and heat resistance
  • Length: 161.4 inches
  • Width: 5/8 inches

Replaces / Cross-Reference Part Numbers

  • GX21395
  • GY20671
  • 265-302
  • 75-799
  • 810-CBL2237T
  • 954-05015
  • 754-05015
  • 103-9273
  • TCU26907
  • 7-078265

Compatibility & Fitment

  • Fits John Deere models with 54-inch mower decks.
  • D-Series: D170
  • E-Series: E180
  • G-Series: G110
  • LA-Series: LA150, LA175
  • S-Series: S180
  • Other Models: 190C

When to Replace

  • Visible signs of wear such as cracking, fraying, glazing, or peeling.
  • Audible squealing or slipping during mower operation.
  • Uneven cutting performance or blades failing to engage properly.
  • Preventative maintenance based on manufacturer's recommended service intervals.

Installation Tips

  • Before installation, disconnect the spark plug wire and engage the parking brake for safety.
  • Consult your owner's manual for the correct belt routing diagram.
  • Release the tension on the idler pulleys to remove the old belt and install the new one.
  • Ensure the belt is properly seated in all pulley grooves.
  • Verify all pulleys are clean, spin freely, and are correctly aligned.
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FAQ

The GX21395 is a 54-inch mower deck drive belt designed for select John Deere lawn tractors. It is compatible with models including E180, S180, D170, LA150, LA175, G110, and 190C when equipped with a 54-inch deck. Because some tractors were sold with different deck sizes, always verify your specific belt part number and deck size before ordering.
This belt is a direct replacement for John Deere part number GX21395. If your current deck belt or parts manual specifies GX21395, this is the correct replacement component.
Typical symptoms include the blades not engaging properly, weak or uneven cutting, squealing from the deck, visible belt cracking or fraying, glazing on the belt surface, or the belt slipping off the pulleys. A stretched belt can also cause poor blade speed even if it is not broken.
For most owners, this is a moderate repair. It usually takes about 30 to 90 minutes, depending on whether the deck is removed for easier access. Common tools required include work gloves, a socket or wrench set, and possibly pliers for spring clips or guards. Taking a photo of the belt routing before removal is recommended to ensure correct installation.
Inspect the spindle pulleys, idler pulleys, belt keepers, tensioner arm, and deck springs before installing the new belt. A worn pulley bearing, bent belt guide, or weak tensioner can quickly damage a new belt. Clean packed grass from the deck and confirm the belt is routed exactly according to the 54-inch deck configuration.
Deck belts commonly fail from normal wear, heat buildup, slipping due to weak tension, seized or rough idler bearings, misaligned pulleys, and debris packed around the deck. Striking roots, rocks, or heavy brush can also shock-load the belt and shorten its service life.
Yes. The GX21395 is a mower deck drive belt specifically for 54-inch decks, so deck size is as critical as the tractor model. This belt has an effective length of approximately 161.4 inches and a width of 5/8 inch. If your tractor has been fitted with a different deck than the original, verify the deck tag or parts diagram rather than relying on the tractor model alone.