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4054-25 Mulching Head

6440 Chipper

Heavy-duty drum chipper designed for high production and ease of operation.

SPECS

BENEFITS

DEALER

6440 Chipper

Heavy-duty drum chipper designed for high production and ease of operation.

SPECS

BENEFITS

DEALER

6500 Chipper

Chippers

Chippers

Highlights

WEIGHT

POWER

INFEED WIDTH

26 535 kg
58,500 lb

597 kW
800 hp

1 040 mm
41 in

WEIGHT

26 535 kg
58,500 lb

POWER

597 kW
800 hp

INFEED WIDTH

1 040 mm
41 in

Overview

The 6440 is a high horsepower drum chipper. Designed for high production and high uptime, the 6440 employs a through-drive and belt system to turn the rotor, eliminating the need for clutches.

Through-Drive Rotor System

Excellent Service Access

High Output Discharge

Through-Drive Rotor System

Excellent Service Access

High Output Discharge

Through-Drive Rotor System

Excellent Service Access

High Output Discharge

Product Specifications

Metric

Imperial

Dimensions

LENGTH	11 430 mm
LENGTH	37 ft 6 in
WIDTH	2 590 mm
WIDTH	8 ft 6 in
HEIGHT	3 630 mm
HEIGHT	11 ft 10 in
HEIGHT transport	3 630 mm
HEIGHT transport	11 ft 10 in
WEIGHT	26 535 kg
WEIGHT	58,500 lb

Power

ENGINE Tier 4f	Caterpillar® C18, Tier 4F 597 kW (800 hp) @ 1,800 rpm
FAN	Flexxaire® variable pitch, reversing
FUEL CAPACITY	1 135 L
FUEL CAPACITY	300 US gal

Power Train

TRANSMISSION

Through-drive system with sliding engine base for drive belt engagement

Hydraulic System

RESERVOIR	473 L
RESERVOIR	125 US gal

Infeed System

WIDTH	1 040 mm
WIDTH	41 in
HEIGHT	610 mm
HEIGHT	24 in
LENGTH	3 050 mm
LENGTH	10 ft
FEED CHAIN	(3) 47-link bands WHD-102, 152 mm (6 in) pitch

+ ALL

Rotor

WIDTH	1 115 mm
WIDTH	44 in
DIAMETER	965 mm
DIAMETER	38 in
SHAFT	160 mm (6.3 in) diameter
SPEED	960 rpm
CHIPPER	8 pocket/16 pocket

Discharge System

HEIGHT	3 600-4 000 mm
HEIGHT	142-158 in

Operator Controls

CONTROL SYSTEM

Electronic control system with colour LCD display screen interface for monitoring and function adjustment

Other Equipment

STANDARD

RemoteLog® telematics system
LogOn™ local wifi machine monitoring system
Air compressor

��Ƶ Brochure

Onsite Access with LogOn

Onsite access to production and service information. Using a mobile device and a secure WiFi hotspot, users can easily access detailed machine data and diagnostic tools at the worksite with LogOn.

LEARN MORE

RemoteLog Telematics

Off site access to telematics. Be connected to your forestry operation from almost anywhere – all you need is RemoteLog, and a device with internet connectivity.

LEARN MORE

Image of a laptop with the RemoteLog home screen displayed

Key Benefits

Belt-driven rotor system with flex coupling and drive adapter eliminates the need for a clutch

Optimally angled discharge chute produces high volume output without the need for a chip accelerator

Optional chip accelerator for micro chip applications

Adjacent to the toolbox, the access platform and large rotor hood provide a comfortable work area when changing knives

Access doors located at the bottom feed roll, infeed head pulley, side doors, and top slide plate allow for effective debris clearing

Three-piece removable belt cover with access door for convenient inspection and tensioning

Belt-driven rotor system with flex coupling and drive adapter eliminates the need for a clutch

Adjacent to the toolbox, the access platform and large rotor hood provide a comfortable work area when changing knives

Optimally angled discharge chute produces high volume output without the need for a chip accelerator

Access doors located at the bottom feed roll, infeed head pulley, side doors, and top slide plate allow for effective debris clearing

Optional chip accelerator for micro chip applications

Three-piece removable belt cover with access door for convenient inspection and tensioning

��Ƶ Stories

6440 Chipper to Debut at CONEXPO

��Ƶ drum chipper to debut at CONEXPO 2026.

LEARN MORE

��Ƶ 6440 chipper

Image of a ��Ƶ 6440 chipper working in the field.

Image of a ��Ƶ 6440 chipper working in the field.

Image of a ��Ƶ 6440 chipper working in the field.

Image of a ��Ƶ 6440 chipper working in the field.

Image of a ��Ƶ 6440 chipper working in the field.

In the Field

Resources

6440 Chipper in Action

1 June 2026

Watch the ��Ƶ 6440 chipper in action. Designed for high production and high uptime, the 6440 employs a through-drive and belt system to turn the rotor, eliminating the need for clutches. The discharge chute is on a low 25° angle to allow for high volume output without the need for a chip accelerator.

A ��Ƶ loader and a 6440 chipper working in the field

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