Name: 2025 John Deere 644 P
Brand: John Deere
Price: 377063 USD
Availability: InStock

Question 1

What net horsepower does John Deere publish for the 644 P-Tier?

Accepted Answer

MW644PAU and deere.ca hero list net peak power (ISO 9249) of 186 kW (249 hp) at 1,800 rpm. Gross peak power on the same sheet is 194 kW (260 hp) at 1,800 rpm.

Question 2

What operating weight is published for the pin-on Z-Bar 3.2-m3?

Accepted Answer

18 709 kg (41,246 lb.) on MW644PAU and deere.ca specification table, with standard equipment, ROPS cab, full fuel, and 79-kg (175 lb.) operator.

Question 3

What bucket capacity is published?

Accepted Answer

Pin-on range 3.2–3.6 m3 (4.25–4.75 cu. yd.); coupler range 3.1–3.6 m3 (4.0–4.75 cu. yd.). Pin-on Z-Bar 3.2-m3 column heaped on MW644PAU is 3.3 m3 (4.25 cu. yd.); deere.ca Heaped Capacity widget shows 3.2 (4.25).

Question 4

What engine is listed?

Accepted Answer

John Deere PowerTech PSS 6068, 6.8 L (415 cu. in.), EPA Final Tier 4/EU Stage V.

Question 5

What transmission and top travel speed are published?

Accepted Answer

Countershaft-type PowerShift, standard 5-speed with lockup torque converter. Range 5 with 23.5 R 25 tires on MW644PAU: 40.0 km/h (24.9 mph). US Specs API dump did not include a Range 5 row on 2026-09-05.

Question 6

How long is the Z-Bar hydraulic cycle on the spec sheet?

Accepted Answer

Raise 5.3 sec., dump 1.4 sec., lower (power down) 3.8 sec., total 10.5 sec. on MW644PAU and the US Specs API.

Question 7

What fuel tank is on the spec sheet?

Accepted Answer

350 L (92.6 gal.) on MW644PAU and US Specs API.

Question 8

What are the standard tires?

Accepted Answer

Michelin 23.5 R 25, 1 Star L-3. Width over tires 2875 mm (113.2 in.) on the sheet.

Question 9

Are 624 P or 524 P numbers used here?

Accepted Answer

No. This file is 644 P only (baseCode 6051DW / MW644PAU). Do not mix mid-size sibling models.

Unit	Hours	Asking
2025	332	$349,084
2022	464	$299,000
This unit	655	$377,063

Engine manufacturer	John Deere
Engine model	John Deere PowerTech PSS 6068
Displacement	6.8 L (415 cu. in.)
Net peak power (ISO 9249)	186 kW at 1,800 rpm (249 hp at 1,800 rpm)
Gross peak power (ISO 9249)	194 kW at 1,800 rpm (260 hp at 1,800 rpm)
Net peak torque (ISO 9249)	1061 Nm at 1,400 rpm (783 lb.-ft. at 1,400 rpm)
Gross peak torque (ISO 9249)	1100 Nm at 1,400 rpm (811 lb.-ft. at 1,400 rpm)
Transmission	Countershaft-type PowerShift; standard 5-speed with lockup torque converter
Max travel speed, Range 5, 5-speed with lockup (23.5 R 25)	40.0 km/h (24.9 mph)
Heaped capacity, pin-on Z-Bar 3.2-m3 (4.25 cu. yd.) enhanced-performance with bolt-on edge	3.3 m3 (4.25 cu. yd.)
Struck capacity, pin-on Z-Bar 3.2-m3 enhanced-performance with bolt-on edge	2.7 m3 (3.47 cu. yd.)
Bucket capacity range — coupler	3.1–3.6 m3 (4.0–4.75 cu. yd.)
Breakout force, pin-on Z-Bar 3.2-m3 enhanced-performance	15 574 kg (34,334 lb.)
Tipping load, 40-deg. full turn, no tire deflection, pin-on Z-Bar 3.2-m3	12 987 kg (28,631 lb.)
Rated operating load, 50% full-turn tipping load, no tire deflection (ISO 14397-1), pin-on Z-Bar 3.2-m3	6493 kg (14,315 lb.)
Operating weight, pin-on Z-Bar 3.2-m3 enhanced-performance with bolt-on edge	18 709 kg (41,246 lb.)
Hydraulic cycle times — Z-Bar	Raise 5.3 sec.; dump 1.4 sec.; lower 3.8 sec.; total 10.5 sec.
Fuel tank (with lockable cap)	350 L (92.6 gal.)
Height to top of cab (dimension A), pin-on configs	3.45 m (11 ft. 4 in.)
Wheelbase (dimension E)	3.31 m (10 ft. 10 in.)
Standard tires (measure tire)	Michelin 23.5 R 25, 1 Star L-3

2025 John Deere 644 P

Essentials

Other 644 Ps listed

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