YEHERIT HVAC Heater Blower Motor W205700800 for Kenworth/Peterbilt — Brushless, Direct-Fit Replacement

The YEHERIT W205700800 is a direct-fit, brushless HVAC heater blower motor engineered to restore reliable airflow in compatible Kenworth and Peterbilt trucks.

Designed as a like-for-like replacement for worn or noisy blower motors, this unit provides consistent cabin airflow with reduced vibration and longer service intervals thanks to its brushless design. Built to OE reference numbers W205700800, CR705001, and 1504123, the motor matches factory fitment for select 2013–2017 Kenworth T170, T270, T370 and 2013–2017 Peterbilt 579 models. It focuses on durability, quieter operation, and straightforward installation so you can get your heating and ventilation system back to OEM-like performance.

How does the brushless design improve heater blower performance?

A brushless motor eliminates carbon brushes, reducing internal wear and lowering electrical noise. That results in smoother, quieter operation and longer life compared with older brushed motors. Reduced friction also helps maintain consistent air output under varying loads.

• Brushless construction for extended longevity
• Lower mechanical and electrical noise
• Stable airflow across speed settings
• Less frequent replacement compared to brushed units

Will this blower motor fit my truck?

The YEHERIT W205700800 is built to match specific OE part numbers for direct replacement without modification. It is compatible with many Kenworth T170, T270, T370 (2013–2017) and Peterbilt 579 (2013–2017) models. Always cross-check your existing part number or vehicle build notes before purchase to confirm fitment.

• OE references: W205700800, CR705001, 1504123
• Kenworth: T170, T270, T370 (2013–2017)
• Peterbilt: 579 (2013–2017)
• Verify against your old motor’s part number for exact match

How difficult is installation and what should I expect?

Installation is intended to be direct and quick, following the same mounting points and electrical connector layout as the original unit. Routine hand tools and basic vehicle access are usually all that’s required. If you’re comfortable removing dash panels or HVAC housings, this motor is designed to replace the factory unit with minimal adjustments.

• Direct-fit mounting for straightforward replacement
• Standard electrical connector compatibility
• Requires basic hand tools and moderate access to HVAC housing
• Professional installation recommended if unfamiliar with HVAC removal

What are the durability and quality features to expect?

Manufactured from robust materials, this blower motor aims to deliver steady performance under commercial driving conditions. The design emphasizes quieter operation and sustained airflow to improve cab comfort while reducing the need for frequent service. Yeherit backs product support to assist with concerns after purchase.

• High-quality materials for longer service life
• Engineered for reduced vibration and noise
• Consistent performance over typical duty cycles
• After-sales support available within 24 hours

Who is this for: The YEHERIT W205700800 blower motor is aimed at fleet managers, owner-operators, and automotive technicians who need a dependable, OE-referenced replacement for HVAC blower failures on specified Kenworth and Peterbilt models. It’s a practical choice when you want a quieter, longer-lasting motor that installs without modification and restores factory-style airflow and cabin comfort.