# John Deere 644K for Sale in Birmingham, AL

**URL:** <https://www.constructionequipmentguide.com/used-equipment/john-deere/wheel-loaders/644k/id/89450527>

## Listing details

- **Price:** Auction pricing
- **Listing ID:** 89450527
- **Year:** 0
- **Manufacturer:** John Deere
- **Model:** 644K
- **Category:** Wheel Loaders
- **Hours:** 9084
- **Serial number:** 1DW644KZVJF691364
- **Location:** Birmingham, AL
- **Auction starts:** 2026-10-28

## Description

John Deere 644K Articulating Wheel Loader, s/n 1DW644KZVJF691364, J.D. 9.0L Diesel, Powershift, with GP Loader Bucket & EROPS W/A/C, (Reads 9,084 Engine Hours) Code 1206 (Runs, Moves) NOTE: This unit is being sold AS IS/WHERE IS via Timed Auction and is located in Moncks Corner, SC. For more information & removal arrangements please contact Pete Klimek @ 843-323-6538. (Buyer is responsible for removal. Assistance by consignor or JJ Kane Auctions is not assured.)

## Manufacturer specifications

### Bucket

- **Breakout - Bucket:** 15378 (33903) kgf (lbf)
- **Bucket Capacity - Smallest:** 4.06 cu yd
- **Largest Bucket Capacity:** 4.19 cu yd

### Capacities

- **Heaped Capacity:** 4.2 cu yd
- **Hydraulic Tank:** 27.8 gal (105.22 l)
- **Transmission:** 6.1 gal (23.09 l)

### Dimensions

- **Ground Clearance:** 18.15 in (46.1 cm)
- **Height:** 11.25 ft (3.43 m)
- **Height Over Cab:** 11.26 ft (3.43 m)
- **Hinge Pin - Max Height:** 13.52 ft (4.12 m)
- **Length:** 26.5833 ft (8.1 m)
- **Length With Bucket On Ground:** 27.24 ft (8.3 m)
- **Reach At Max Lift And Dump:** 5.29 ft (1.61 m)
- **Turning Circle:** 43.57 ft (13.28 m)
- **Weight:** 40799 lbs (18506.14 kg)
- **Wheelbase:** 10.7 ft (3.26 m)
- **Width:** 9.5 ft (2.9 m)
- **Width Over Tires:** 9.44 ft (2.88 m)

### Driveline

- **Differential Lock:** Front- Locking, Rear- Open
- **Parking Brake Type:** Wet Multi Disc - Transmission
- **Ride Control System:** Optional
- **Service Brake - Location:** Axle Inboard
- **Service Brake Actuation:** Hydraulic
- **Service Brake Type:** Wet Disc
- **Tire Size - Standard:** 23.5 R25

### Engine

- **Alternator:** 130 amps
- **Displacement:** 549.3 cu in (9001.43 cu cm)
- **Emission Level:** Tier 4
- **Engine Make:** John Deere
- **Engine Model:** PowerTech PSS 6090
- **Engine Output-Net:** 232 hp (173.01 kw)
- **Pump:** Piston
- **Rated Speed:** 1700 rpm
- **System Voltage:** 24 V
- **Torque:** 783.3 lbs ft (1062 nm)
- **Torque Rise:** 56 %
- **Transmission Type:** Powershift

### General Specifications

- **Bucket Capacity (since 2016):** 4.0 cu yd
- **Bucket Capacity (since 2019):** 4.0 - 4.25 (3.1 - 3.2)
- **Engine Power (since 2016):** 232 hp (173.01 kw)
- **Engine type (since 2016):** Deere PowerTech PSX 6090
- **Engine type (since 2017):** Deere PSX 6090
- **Max Dump Height (since 2016):** 9.5 ft (2.9 m)
- **Max Dump Height (since 2019):** 9.7 ft (2.96 m)
- **Operating Weight (since 2016):** 41,188 lbs (18682.59 kg)

### Operational

- **Front Axle/Diff Fluid Capacity:** 5.9 gal (22.33 l)
- **Fuel Capacity:** 104.9 gal (397.05 l)
- **Operating Weight:** 41186.8 lbs (18682.04 kg)
- **Rear Axle/Diff Fluid Capacity:** 5.9 gal (22.33 l)

### Transmission

- **Pump Flow:** 78.5 gpm (297.12 lpm)
- **System Pressure:** 251.7 psi

## About this model

The John Deere 644K is a wheel loader designed for material handling, stockpiling, loading, and general construction applications. It is part of John Deere's K-Series wheel loader line and is commonly used in aggregate yards, construction sites, agriculture, and industrial material movement. The 644K features a front-end loader configuration with articulated steering, a hydraulic lift system, and a bucket attachment for moving soil, gravel, sand, and other bulk materials. Typical specifications include a diesel engine, four-wheel drive, and an operator cab with controls for loader functions. The model is recognized for versatility, productivity, and compatibility with multiple worksite attachments.

## Photos

![John Deere 644K](https://prod.cdn.jjkane.com/1640275-1%3Ftemplate=Equipment)

![John Deere 644K photo 2](https://prod.cdn.jjkane.com/1640275-2%3Ftemplate=Equipment)

![John Deere 644K photo 3](https://prod.cdn.jjkane.com/1640275-3%3Ftemplate=Equipment)

![John Deere 644K photo 4](https://prod.cdn.jjkane.com/1640275-4%3Ftemplate=Equipment)

![John Deere 644K photo 5](https://prod.cdn.jjkane.com/1640275-5%3Ftemplate=Equipment)

![John Deere 644K photo 6](https://prod.cdn.jjkane.com/1640275-6%3Ftemplate=Equipment)

![John Deere 644K photo 7](https://prod.cdn.jjkane.com/1640275-7%3Ftemplate=Equipment)

![John Deere 644K photo 8](https://prod.cdn.jjkane.com/1640275-8%3Ftemplate=Equipment)