Skip to product information
Usually ships in 2–4 business days.
Air Filter 12Y9791172 12Y-979-1174 for Komatsu Dozer D39PX-22 D31EX-22 D37PX-22
$209.99
Sale price
$209.99
Regular price
Available to Order
Compatibility may vary depending on the machine's serial number. Please verify fitment before purchase.
Need help finding the right part? Talk with a parts expert today.
Parts Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT
Live Chat: Available 24/7
I needed a forklift part and wasn’t sure which one fit. They asked for the model and serial number, got back to me quickly, and made sure I ordered the right one. Really helpful.
Randy W. — Verified customer
Air Filter 12Y9791172 for Komatsu Dozer Models D39PX-22 D31EX-22
High-quality air filter 12Y9791172 fits Komatsu dozers D39PX-22, D31EX-22, and D37PX-22 for optimal engine protection.
- Compatible with Komatsu dozer models D39PX-22 and D31EX-22
- Ensures clean airflow to improve engine performance
- Durable construction for long-lasting filtration
- Easy to install and replace for maintenance convenience
- This is an aftermarket part, not an OEM component
Compatibility may vary depending on the machine's serial number. Please verify fitment before purchase.
keywords: Komatsu dozer air filter replacement, 12Y9791172 air filter, D39PX-22 air filter, D31EX-22 filter part, aftermarket Komatsu filter, D37PX-22 engine air filter
