Water Pump Belt 78-1340 for Thermo King SLXe WHISPER, Spectrum SB TCI 781337

Water Pump Belt for Thermo King SLXe WHISPER

This water pump belt 78-1340 is a serpentine replacement belt engineered for Thermo King SLXe WHISPER and Spectrum SB TCI refrigeration units, providing reliable power transmission to the water pump. It replaces OEM cross-reference number 78-1337.

Overview

This water pump belt 78-1340 is a direct-fit replacement belt for Thermo King SLXe WHISPER and Spectrum SB TCI units. It drives the water pump to maintain proper coolant circulation, ensuring the refrigeration system operates at the correct temperature. Designed for the Thermo King lineup, this belt delivers consistent tension and grip.

Built For Performance

• EPDM rubber construction resists heat, oil, and cracking
• Reinforced tension cords maintain grip under heavy load
• Precisely molded teeth match OEM 78-1340 specifications
• Oil and abrasion-resistant surface extends service life
• Flexible design reduces stress on pulleys and bearings

Fits These Machines

• for Thermo King SLXe WHISPER
• for Thermo King Spectrum SB TCI

On-The-Job Use

• Used in reefer units on trailers and trucks for temperature-controlled transport
• Installed during routine water pump service or belt replacement intervals
• Operates in demanding conditions with continuous compressor running

Specs At A Glance

Good To Know

Q: Is this belt the same as the original Thermo King part? A: This belt is designed to match the fit and function of the genuine 78-1340 part, offering a reliable aftermarket replacement. Confirm your unit's serial number before ordering.

Q: How often should this belt be replaced? A: Typical replacement intervals range from 1,500 to 2,000 hours of operation, but inspect for cracks or glazing at every service check.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.