GX21924 / GX25785 Steering Sector Gear for John Deere LA & D Series
Aftermarket replacement steering sector gear for select John Deere LA & D Series. Match the original part number and supplied configuration shown below.
What’s included
- 1 × replacement steering sector gear
Supplied with the mounting hardware shown in the product photos.
Replacement part numbers
GX21924, GX21924BLE, GX25785, GX25785BLE
Measurements & specifications
| Plate width shown | 215 mm |
|---|---|
| Plate height shown | 143 mm |
| Plate thickness | 6 mm |
| Lower mounting-hole spacing shown | 190 mm |
Measurements describe the replacement shown in the diagrams. Match the indicated measurement points on your original part.
Check mower & equipment fitmentView model examples, serial restrictions and application notes
Use the original part number with the full equipment model and serial number. Mower names can cover different steering and axle configurations.
John Deere
- LA100, LA105, LA110, LA115, LA120, LA125
- LA130, LA135, LA140, LA145, LA150, LA155, LA165, LA175
- 102, 105, 115, 125, 135, 145, 155C, 190C
- D100, D120, D150 — confirm the original GX21924 / GX25785 sector number
- D105, D110, D125, D130, D140, D160, D170 — early configurations using GX21924 / GX25785; identify the sector number before ordering
- X110, X120, X140, X145
- X125 and X165 — configurations before serial 100000 using the listed sector number
GX21924 / GX25785 and UC14592 / GX26057 are separate sector-gear paths. Select by the original sector number and serial-specific parts diagram.
Match the part number, left/right position where applicable, mounting points, shaft or bore size and supplied design before ordering. Fitment support before and after purchase.