The John Deere 66 is a riding lawn mower with small single-cylinder Tecumseh engine and belt-driven gear transmission with five forward and one reverse gear. The John Deere 66 lawn mower was manufactured from 1975 to 1977.
This lawnmower used open operator station and mid-mount 30 inches (760 mm) mower deck with the single blade. The John Deere 66 used an air-cooled single-cylinder four-stroke gasoline engine with vertical PTO shaft and recoil starter. This Tecumseh engine produces 6.0 HP (4.5 kW).
The John Deere 66 is equipped with gear transmission (4×2 2WD), manual steering, disc brakes and independent mid-PTO shaft with a mechanical clutch.
John Deere 66 Specifications
| General Specifications | |
| Model | John Deere 66 |
| Length | – |
| Width | – |
| Height | – |
| Wheel base | – |
| Dry weight | 138 kg (304 lbs) |
| Fuel tank capacity | 3.8 L (1.0 US gal) |
| Battery | – |
| Tires size | |
| Front tires | 11×4.00-5 |
| Rear tires | 4.80×4.00-8 |
| Engine | |
| Engine model | Tecumseh |
| Fuel | Gasoline |
| Displacement | – |
| Bore x stroke | – |
| Power output | 6.0 HP (4.5 kW) |
| Starter type | Recoil |
| Oil type | 10W30 |
| Oil capacity | 0.8 L |
| Spark plug | Champion RJ8C |
| Transmission and chassis | |
| Chassis | 4×2 (2WD) |
| Transmission type | Belt-driven gear transmission |
| Gears | Five forward and one reverse |
| Ground speed | – |
| Mower deck | |
| Deck type | Mid-mount mower deck with one blade |
| Deck size | 760 mm (30 in.) |
| Height range | – |