Parts
19| Part # | Description | Qty | System | |
|---|---|---|---|---|
| JDG1341 | Belt Tension Gauge | Belt | eBay | |
| JDG1520 | Belt Tension Tool (alternate method for engines without auxiliary drive) | Belt | eBay | |
| PT507 | John Deere Multi-Purpose Grease | Fluid | eBay $16.94 | |
| TY22041 | John Deere ENGINE BREAK-IN OIL (SAE 10W-30) | 1 | Fluid | Amazon eBay |
| D05104ST | D05104ST Radiator Cap Tester | Service part / kit | eBay | |
| JT07298 | Coolant/Battery Tester | Service part / kit | eBay | |
| RG4622 | PTO serial number and model number on cover plate of PTO housing | Service part / kit | Amazon eBay | |
| RG6261 | John Deere Liquid Coolant Conditioner | Service part / kit | Amazon eBay | |
| RG6262 | John Deere Liquid Coolant Conditioner | Service part / kit | Amazon eBay | |
| RG7276 | John Deere Liquid Coolant Conditioner | Service part / kit | Amazon eBay | |
| RG7397 | COOLSCAN | Service part / kit | Amazon eBay | |
| TS1132 | Handle Chemical Products Safely | 1 | Service part / kit | Amazon eBay |
| TS1133 | Dispose of Waste Properly | 1 | Service part / kit | Amazon eBay NAPA $513.87 |
| TS1644 | Stay Clear of Rotating Drivelines | 1 | Service part / kit | Amazon eBay |
| TS218 | Practice Safe Maintenance | 1 | Service part / kit | Amazon eBay |
| TS220 | Remove Paint Before Welding or Heating | 1 | Service part / kit | Amazon eBay $13.89 NAPA $26.31 |
| TS953 | UN—15MAY90 | 1 | Service part / kit | Amazon eBay |
| TY15161 | John Deere Cooling System Sealer | Service part / kit | eBay | |
| X9811 | Avoid high-pressure fluids—avoid serious injury | 1 | Service part / kit | Amazon eBay |
Service & wear parts shared with every machine that uses this engine. Confirm the exact part for your serial number.
Common questions
What engine does the Caterpillar 785C HAA use?
The Caterpillar 785C HAA truck is powered by the John Deere POWERTECH 4.5 L & 6.8 L engine.
About
Caterpillar 785C HAA — truck. Specifications and parts compiled from manufacturer documents.