John Deere L120 Belt Diagram & Deck Belt Part Number
Find your model number: this page covers L120.
Which one do you have?
- L120Serial -150000Unconfirmed
- L120Serial 150001-Verified
- L120Verified
L120
We haven't verified this one yet
Check the manufacturer's official parts lookup
Unconfirmed
L120
Deck (48in)
GX21833
- Size
- 141.7 in × 0.56 in (14.2 mm)
Verified
L120
Drive/traction
UC30568
- Size
- 88.9 in × 0.50 in (12.7 mm)
Verified
Model numbers and serial ranges
Belt details
GX21833
- Brand
- John Deere
- Role
- deck
- Size
- 141.7 in × 0.56 in (14.2 mm)
- Status
- Verified
UC30568
- Brand
- John Deere
- Role
- traction
- Size
- 88.9 in × 0.50 in (12.7 mm)
- Status
- Verified
Belt routing diagram
Belt routing diagram coming soon
Other numbers you might see
| Number | What it is | Current OEM part |
|---|---|---|
| GX20006 | Superseded OEM number | UC30568 |
Buy
Sources
- Official parts lookup (partscatalog.deere.com)https://partscatalog.deere.com/jdrc/navigation/equipment/22682
- Shows which models take GX21833, UC30568
- Lookup for L120, serial -150000
- OEM parts catalog (partscatalog.deere.com)https://partscatalog.deere.com/jdrc/navigation/equipment/22241
- GX21833: verified
- UC30568: verified
Confirm with your model plate and owner’s manual before ordering.