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Truck Compatibility

Fits the following trucks:

Freightliner Cascadia
Kenworth T680
Peterbilt 579
Volvo VNL
International LT

Please confirm part number before ordering.

  • Heavy Duty Truck Quality
  • Easy Returns
  • Fast Truck Delivery

179.TCT1 - Trailer Circuit Tool

179.TCT1 - Trailer Circuit Tool

$28.40
$28.40
Shipping calculated at checkout.

Hurry up! Only 2 items in stock.

Expected delivery date:
22 Jul Usually ready in 2-3 days.
Have a Question?

Cross Reference

Name Part Number
Automann 179.TCT1
Grote 97101
Truck-Lite 87891
 

Specifications

Attribute Value
Product Type Trailer Circuit Tester
Connector Type SAE J560 7-Way
Voltage Compatibility 12V / 24V DC
Circuit Testing Tail, Stop, Left Turn, Right Turn, Ground, ABS, Auxiliary
Housing Material High-Impact ABS Plastic
Contact Material Brass
Display Type LED Indicator Lights
Operating Temperature -40°F to 140°F
Weather Resistant Yes
Corrosion Resistant Yes
Power Source Vehicle Electrical System
Application Commercial Truck & Trailer Electrical Diagnostics
Weight 0.55 lb
Condition Brand New
 
179.TCT1 - Trailer Circuit Tool

179.TCT1 - Trailer Circuit Tool

$28.40
$28.40

FAQs

How do I find the right part for my truck?

You can search by part number, brand, or truck make/model/year. If you're unsure, our support team can help you identify the correct part based on your vehicle details.

Do you offer OEM and aftermarket options?

Yes. We sell both OEM (original equipment manufacturer) and high-quality aftermarket parts. Each product page clearly mentions the part type.

What shipping options do you provide?

We offer standard and expedited shipping across the United States. Shipping costs are calculated at checkout based on your location and the size/weight of the parts.

How long does delivery take?

Standard delivery usually takes 3–7 business days, while expedited shipping arrives faster depending on your location.

How can I reach customer support?

You can reach us by email, phone, or through the Contact Us page. Our support team is available during business hours to assist you.