# 2025 John Deere 644 G

**URL:** <https://www.constructionequipmentguide.com/used-equipment/john-deere/wheel-loaders/644_g/id/85611258>

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

## Listing details

- **Price:** Sold
- **Listing ID:** 85611258
- **Year:** 2025
- **Manufacturer:** John Deere
- **Model:** 644 G
- **Category:** Wheel Loaders
- **Serial number:** 1BZ644GAPSLA00642
- **Stock number:** SLA00642C
- **Location:** SPARKS, NV

## Description

Cab w/ AC; 3-Spool Auxiliary Hydraulics, Quick Coupler; Ride Control; 23.5 Tires; Rear Camera, Hydraulic Angle Snow Blade, less Bucket.

## Machine details

### General Specifications

- **Operators Station:** Cab w/ AC
- **Options:** Rear Camera
- **Attachments:** Quick Coupler
- **Tires:** 23.5 Tires
- **Buckets:** Less Bucket

## Manufacturer specifications

### Bucket

- **Breakout Force:** 35317 lbs (16016.78 kg)
- **Bucket Capacity - heaped:** 3.8 cu yd (2.91 cu m)
- **Bucket Capacity - struck:** 3.2 cu yd (2.45 cu m)

### Dimensions

- **Dump Clearance at Max Lift:** 9.5 ft (2.9 m)
- **Fork Tine Length:** 4.6 ft (1.4 m)
- **Ground Clearance:** 1.6 ft (0.49 m)
- **Height - Top of Cab:** 11.3 ft (3.44 m)
- **Hinge Pin Max Height:** 13.2 ft (4.02 m)
- **Length w/ Bucket on Ground:** 25.7 ft (7.83 m)
- **Length with out Forks on Ground:** 27.2 ft (8.29 m)
- **Max Lift Height:** 12.6 ft (3.84 m)
- **Reach at Max Height and Dump:** 3.8 ft (1.16 m)
- **Wheelbase:** 10.5 ft (3.2 m)
- **Width Over Tires:** 9 ft (2.74 m)

### Engine

- **Aspiration:** Turbocharged w/ Aftercooler
- **Displacement:** 466 cu in (7636.39 cu cm)
- **Engine Model:** 6076A
- **Gross Power:** 178 hp (132.74 kw)
- **Max Torque:** 598 lbs ft (810.77 nm)
- **Net Power:** 170 hp (126.77 kw)
- **Number of Cylinders:** 6
- **Power Measured @:** 2200 rpm
- **Torque Measured @:** 1300 rpm

### Hydraulic System

- **Dump Time:** 1.8 seconds
- **Lower Time:** 3.5 seconds
- **Pump Flow Capacity:** 69.5 gpm (263.06 lpm)
- **Pump Type:** Gear
- **Raise Time:** 6.2 seconds
- **Relief Valve Setting:** 3000 psi

### Operating Specifications

- **Alternator Supplied Amperage:** 95 amps
- **Cooling System Fluid Capacity:** 7.6 gal (28.77 l)
- **Engine Oil Capacity:** 6.4 gal (24.22 l)
- **Front Diff Fluid Capacity:** 7.6 gal (28.77 l)
- **Fuel Capacity:** 75 gal (283.88 l)
- **Hydraulic System Fluid Capacity:** 30.4 gal (115.06 l)
- **Operating Voltage:** 12 volts
- **Operating Weight:** 35236 lbs (15980.05 kg)
- **Rear Axle Oscillation:** 26 degrees
- **Rear Diff Fluid Capacity:** 7.6 gal (28.77 l)
- **Static Tipping Load - Bucket:** 26228 lbs (11894.78 kg)
- **Static Tipping Load - Forks:** 18251 lbs (8277.1 kg)
- **Static Tipping Load - Material Handler:** 13290 lbs (6027.21 kg)
- **Tire Size:** 20.5-25
- **Transmission Fluid Capacity:** 3.7 gal (14 l)
- **Turning Radius:** 18 ft (5.49 m)

### Transmission

- **Max Speed Forward:** 21.5 mph (34.6 kph)
- **Max Speed Reverse:** 13.7 mph (22.05 kph)
- **Number of Forward Gears:** 4
- **Number of Reverse Gears:** 3
- **Transmission Type:** Power Shift

## About this model

The John Deere 644G is a wheel loader designed for material handling, loading, stockpiling, and general construction work. It is part of John Deere's G-series wheel loader lineup and is commonly used in aggregate yards, roadbuilding, site preparation, and industrial applications. The 644G features a front-mounted loader bucket, articulated steering, and a diesel powertrain suited to repetitive loading cycles. Typical configurations may include general-purpose, multipurpose, or material-handling attachments. The model is recognized for its use in earthmoving and bulk material transfer tasks. Specifications can vary by year, region, and attachment package.

## Photos

![2025 John Deere 644 G](https://photos.machinefinder.com/24/11553924/78227789_large_74313.jpg)

![2025 John Deere 644 G photo 2](https://photos.machinefinder.com/24/11553924/78227759_large_67709.jpg)

![2025 John Deere 644 G photo 3](https://photos.machinefinder.com/24/11553924/78227690_large_87999.jpg)

![2025 John Deere 644 G photo 4](https://photos.machinefinder.com/24/11553924/78227707_large_25010.jpg)

![2025 John Deere 644 G photo 5](https://photos.machinefinder.com/24/11553924/78227720_large_72754.jpg)

![2025 John Deere 644 G photo 6](https://photos.machinefinder.com/24/11553924/78227737_large_95233.jpg)

![2025 John Deere 644 G photo 7](https://photos.machinefinder.com/24/11553924/78227749_large_7600.jpg)

![2025 John Deere 644 G photo 8](https://photos.machinefinder.com/24/11553924/78227764_large_36030.jpg)

![2025 John Deere 644 G photo 9](https://photos.machinefinder.com/24/11553924/78227790_large_80212.jpg)

![2025 John Deere 644 G photo 10](https://photos.machinefinder.com/24/11553924/78227791_large_39644.jpg)

![2025 John Deere 644 G photo 11](https://photos.machinefinder.com/24/11553924/78227664_large_27668.jpg)

![2025 John Deere 644 G photo 12](https://photos.machinefinder.com/24/11553924/78227678_large_62696.jpg)

![2025 John Deere 644 G photo 13](https://photos.machinefinder.com/24/11553924/78227663_large_16346.jpg)

![2025 John Deere 644 G photo 14](https://photos.machinefinder.com/24/11553924/78227679_large_32838.jpg)

![2025 John Deere 644 G photo 15](https://photos.machinefinder.com/24/11553924/78227689_large_64899.jpg)