Thermostat illustration – not the actual part
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Thermostat illustration – not the actual partDiesel Parts Direct logo

Aftermarket parts may appear slightly different, including the packaging.

Caterpillar3400 SeriesThermostats

DS-284-5421 Thermostat For Caterpillar 3176, 3406, And 3196 Diesel Engines

OEM #: 2845421SKU: DS2845421

In Stock

$16.83

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Hassle Free Return

This is a Thermostat for Caterpillar 3176, 3406, 3196, 3126, and C7 engines.

SKU DS2845421
OEM Number 2845421
Part Type Thermostats
OEM Brand CATERPILLAR
  • DS-115-4223

Aftermarket warranty

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  • Orders are processed the same or next business day
  • Expedited shipping options available at Checkout
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Call any of our friendly Parts Dept. Specialists with your engine serial number, and we can quickly verify whether this part is the correct part for your engine — no guesswork.

Phone: 888.687.0539

Don't know how to find your engine serial number? Go to our Engine Help Center for assistance.

Frequently bought together

DS-222-5915 Thermostat Housing Gasket For C7 Caterpillar EnginesDS-222-5915 Thermostat Housing Gasket For C7 Caterpillar Engines - view 2
CATERPILLAR DS-222-5915 Thermostat Housing Gasket For C7 Caterpillar Engines
$1.75
In Stock