# 2026 John Deere 4066M

**URL:** <https://www.constructionequipmentguide.com/used-equipment/john-deere/tractors/4066m/id/85590784>

> This machine has been sold or is not currently for sale.

## Listing details

- **Price:** Sold
- **Listing ID:** 85590784
- **Year:** 2026
- **Manufacturer:** John Deere
- **Model:** 4066M
- **Category:** Tractors
- **Type:** 40 to 99 HP Tractors
- **Stock number:** 1LV4066MTTT107217
- **Location:** Flagstaff, AZ

## Description

Unleash the Power of the Land: The John Deere 4066M
When the horizon looks vast and the to-do list looks longer, you don't just need a tractor—you need a partner that doesn't know the meaning of "quit." Introducing the John Deere 4066M Compact Utility Tractor, the heavyweight champion of the 4 Series, designed to bring professional-grade muscle to your farm, ranch, or estate.

Raw Power Meets Refined Engineering
At the heart of the 4066M lies a turbocharged 65.9 HP Yanmar® diesel engine. This isn't just about horsepower; it’s about torque and reliability. With high-pressure common rail direct injection and Final Tier 4 compliance, this engine delivers maximum efficiency while meeting the strictest emission standards. Whether you’re clearing brush, tilling stubborn soil, or hauling heavy loads, the 4066M provides the steady, relentless pull you need to get the job done right the first time.

## Manufacturer specifications

### 3-Point Hitch

- **Lift capacity (24-in. behind link arms):** 1135 kg (2502.24 lbs)

### Dimensions

- **Approximate shipping weight (open-station; cab):** Open operator station (OOS) - 1710 kg 3770 lb Cab - 2120 kg 4675 lb
- **Front Axle Clearance:** 15.6 in (39.62 cm)
- **Turning radius with brakes:** 2.8 m (9.19 ft)
- **Turning radius without brakes:** 9.9 ft (3.02 m)
- **Wheelbase:** 73 ft (22.25 m)

### Electrical System

- **Alternator (12-V):** 75 amp
- **Battery size:** 770 CCA
- **Starter size:** 2.68 hp (2 kw)

### Engine

- **Air cleaner:** Dual element
- **Aspiration:** Turbocharged and charge air cooled
- **Bore:** 3.4 in (8.64 cm)
- **Compression ratio:** 19.1:1
- **Cooling system:** Liquid
- **Cylinder liners:** Cast-In-Block
- **Displacement:** 127.7 cu in (2092.63 cu cm)
- **Emissions compliance:** Final Tier 4
- **Engine Manufacturer:** Yanmar
- **Engine Model:** 4TNV86CHT-MJT
- **Engine torque at rated speed:** 178 Nm
- **Engine Type:** Diesel
- **Family:** EYDXL2.09HDA FYDXL2.09HDA GYDXL2.09HDA
- **Fuel tank capacity:** Rollover protective structure (ROPS) - 49.2 L 13 U.S. gal. Cab - 50 L 13.8 U.S. gal.
- **Gross Power:** 48.5 kW 65.9 PS at 2600 rpm SAE J1995 rated power hp (36.17 kw)
- **Injection pump type:** High pressure common rail direct injection
- **Lubrication:** Pressurized
- **Number of Cylinders:** 4
- **Power take-off (PTO) power:** 54 hp (40.27 kw)
- **Rated engine speed:** 2600 rpm
- **Stroke:** 3.6 in (9.14 cm)

### Final Drive

- **Differential lock:** Yes
- **Final Drive Type:** Planetary

### Fluid Capacities

- **Crankcase with filter:** 5.3 L
- **Transmission and hydraulic system:** 44 L

### Fuel System

- **Fuel System Type:** High pressure common rail direct injection

### Hydraulic System

- **Draft control sensing:** Position control
- **Hydraulic Type:** Open Center
- **Pump rated output:** Steering 21.5 L/min 5.7 gpmImplement 38.7 L/min 10.2 gpm 60.2 L/min 15.9 gpm
- **Pump Type:** Dual gear
- **Remote control valves available:** Three remotes optional

### Operator Station

- **Gear shift location - console/floor:** Left Hand Side
- **Platform - flat/straddle:** Flat
- **Rollover protective structure:** Type Fixed Yes

### Power Take-Off (PTO)

- **Clutch:** Wet disc
- **Control:** Independent
- **Standard:** Rear - 540 rpm at 2600 rpm

### Tires

- **Front Tires Size:** Farm - 8-16 Turf - 27x10.5-15 R4 - 10-16.5
- **Front tread range:** 148.1 cm (58.31 in)
- **Rear Tires Size:** Farm - 14.9-24 Turf - 44x18-20 or 22.5LL-16.1 R4 - 17.5Lx24
- **Rear tread spacing:** 137.2 cm (54.02 in)

### Transmission

- **Axle capacity:** Front 1600 kg 3528 lbRear 2400 kg 5292 lb Mechanical front-wheel drive (MFWD) - 1.6 kg 5.9 lb
- **Brakes:** Multi-plate wet disc
- **Clutch disk diameter wet clutch:** 129 mm (5.08 in)
- **Clutch, wet/dry:** Wet
- **Cruise control:** Optional
- **Differential lock:** Yes
- **Final Drive Type:** Planetary
- **Left-hand reverser:** Yes
- **Optional transmission; forward/reverse:** 3/3 Hydrostatic transmission (HST)
- **Standard transmission; forward/reverse:** 12/12 PowrReverser transmission (PRT)
- **Steering:** Hydrostatic power steering

## Photos

![2026 John Deere 4066M](https://cdn.cwsplatform.com/352/images/0d281e94c5a0c7496769af777cddde76.jpg)

![2026 John Deere 4066M photo 2](https://cdn.cwsplatform.com/352/images/04b30f069126fc806ce440c84f6e9b8c.jpg)

![2026 John Deere 4066M photo 3](https://cdn.cwsplatform.com/352/images/59c7d009016076b27fb952a6f1bd314d.jpg)

![2026 John Deere 4066M photo 4](https://cdn.cwsplatform.com/352/images/c9794817fcf12f699b9f042a98bad2c1.jpg)

![2026 John Deere 4066M photo 5](https://cdn.cwsplatform.com/352/images/85beca76ad98c20b30ef4e6879a1fe5c.jpg)

![2026 John Deere 4066M photo 6](https://cdn.cwsplatform.com/352/images/f424b804116d1e199d7e026d3b097e98.jpg)

![2026 John Deere 4066M photo 7](https://cdn.cwsplatform.com/352/images/a2027a671f25ffa7cee82aaa3cab3b58.jpg)

![2026 John Deere 4066M photo 8](https://cdn.cwsplatform.com/352/images/5f20c71741e155c22b0cc625aab7bda7.jpg)

![2026 John Deere 4066M photo 9](https://cdn.cwsplatform.com/352/images/9f9e4af91cc4763148144ca0c42782bf.jpg)

![2026 John Deere 4066M photo 10](https://cdn.cwsplatform.com/352/images/2613ed63d92e8707b830a85e10955edb.jpg)