Coolant capacity for the John Deere 8345RT is 10.22 gal (38.7 L). This is the main refill figure for a drain, flush or coolant change.
John Deere 8345RT Coolant Capacity Specs
| Coolant capacity | 10.22 gal (38.7 L) |
|---|---|
| Engine horsepower | 345 hp |
| Engine displacement | 548 cu in (9 L) |
John Deere 8345RT Coolant Capacity Guide
Coolant capacity guide
Compared with a broad 8 series guide, not the full tractor dataset.
John Deere 8345RT Coolant Service Notes
| Coolant capacity note | The John Deere 8345RT coolant capacity is 10.22 gal (38.7 L). Treat it as a cooling-system amount, not a radiator-only top-up amount |
|---|---|
| Coolant service note | Use 10.22 gal (38.7 L) as the refill guide for the John Deere 8345RT. The final level should still be confirmed at the radiator or overflow bottle |
| Refill check | Use the 10.22 gal (38.7 L) capacity to buy enough coolant for the John Deere 8345RT, but finish the job by checking the actual level marks |
| Engine context | For comparison, the John Deere 8345RT engine details listed here are engine horsepower 345 hp and engine displacement 548 cu in (9 L). The coolant capacity remains the service number to use for refilling |
John Deere 8345RT Coolant Capacity FAQ
How much coolant is needed for a John Deere 8345RT coolant change?
Use 10.22 gal (38.7 L) as the coolant-change amount for the John Deere 8345RT. The final level should still be checked at the radiator or overflow bottle
Should I bleed air after changing coolant in the John Deere 8345RT?
The 10.22 gal (38.7 L) number helps you plan the refill. The actual finish point is the correct level mark after warm-up, cool-down and leak checking
When should I flush the John Deere 8345RT cooling system?
For the John Deere 8345RT, use the 10.22 gal (38.7 L) capacity when planning a full drain or flush. Topping up only solves low level, not worn-out coolant
Mistakes do happen. Tractor coolant capacity and coolant type can change by year, market, engine, radiator setup and service procedure. Check the operator manual, service manual and official deere.com website before draining, flushing or refilling the cooling system.







