Caterpillar D6R Engine


Caterpillar D6R tractor photo
1995 - 2006
Model year
Bulldozer
Series map:
D6R
179.0hp
Engine Detail
Caterpillar 3306
turbocharged diesel
6-cylinder
liquid-cooled inline
The D6R was rated a 175 net HP with XL and XR undercarriage. The D6R LGP was rated at 185 net HP.
Displacement638 ci
10.5 L
Bore/Stroke4.75x6.00 inches
121 x 152 mm
Power (net)165 hp
123.0 kW
Power (gross)179 hp
133.5 kW
Fuel systemdirect injection
Rated RPM1900
Starterelectric
Starter volts24
Oil capacity29.2 qts
27.6 L
Coolant capacity78 qts
73.8 L
Page information
Peter Easterlund - owner of TractorData.com
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Peter Easterlund - owner/author
Email: Peter@TractorData.com
Updated on February 24, 2022
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