This page provides a detailed comparison of the specifications for the John Deere 8420T and the John Deere 9630T.
| John Deere 8420T | John Deere 9630T | |
|---|---|---|
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| Engine | ||
| Engine Manufacturer | John Deere | John Deere |
| Engine Model | - | PowerTech Plus |
| Engine Cooling Type | Liquid-cooled | Liquid-cooled |
| Engine Fuel Type | Diesel | Diesel |
| Engine Induction Type | Turbocharged | Turbocharged aftercooled |
| Engine Cylinders | 6 | 6 |
| Engine Displacement Value | 496 ci (8.1 L) | 826 ci (13.5 L) |
| Engine Rated Rpm | 2200 | 2100 |
| Engine Power Output Value | 284 hp (211.8 kW) | 530 hp (395.2 kW) |
| Transmission | ||
| Transmission Type | Full power shift | John Deere PowerShift, Full power shift |
| Transmission Forward Gears | 16 | 18 |
| Transmission Reverse Gears | 4 | 6 |
| Dimensions | ||
| Length Value | 207 | 237 |
| Width Value | 103.7 | 136 |
| Operating Weight Value | 26380 lb (11966 kg) | 43920 lb (19922 kg) |
| Miscellaneous | ||
| Chassis | - | Track |
| Drive Type | Track | Track |
| Front Tire Type | - | - |
| Rear Tire Type | - | - |
| Hitch Type | Three-Point Hitch | 4/4N (optional), Category IV |
| Hitch Category | III/IIIN | - |
| Hitch Position | Rear | - |
| Hydraulic System Type | Closed center pressure flow compensated (PFC) | Closed-center PFC (pressure flow compensated) |
| Operator Station Type | Cab | Cab |
| Starter Type | Electric | 12 V Electric Starter |
