Air Filter Kit 87720899 84392297 Fit for CASE 721F 821F 921F 621F Dozer 2050M

Air Filter Kit for CASE 721F 821F 921F 621F Dozer 2050M

This air filter kit references CASE part numbers 87720899 and 84392297 and provides a complete replacement for intake filtration on CASE wheel loaders and dozers. It is designed to deliver consistent airflow and protection for engines in demanding job site conditions.

Overview

This air filter kit is a two-piece filtration set for CASE 721F, 821F, 921F, 621F, and 2050M machines, ensuring clean air reaches the engine. It replaces the primary and secondary filter elements in a single convenient package, helping to maintain peak engine efficiency. The kit is built to match the dimensions and filtering capacity of OEM-style components for reliable service life.

Built For Performance

• Two-stage filtration system includes both primary and safety filters for complete engine protection
• High-capacity media designed to trap dust and debris in harsh operating environments
• Constructed with durable materials to resist moisture and maintain structural integrity
• Direct replacement for CASE part numbers 87720899 and 84392297
• Engineered for extended service intervals compared to standard filters

Fits These Machines

• for CASE 721F
• for CASE 821F
• for CASE 921F
• for CASE 621F
• for CASE 2050M Dozer

On-The-Job Use

• Earthmoving and grading operations requiring continuous engine uptime
• Loading and hauling tasks in quarry or aggregate applications
• Heavy construction sites with high ambient dust levels
• Dozer applications on uneven terrain where debris ingestion is common

Specs At A Glance

Good To Know

Q: How often should this air filter kit be replaced? A: Service intervals depend on operating conditions, but check and replace the filter when the restriction indicator signals or during scheduled maintenance. In extremely dusty environments, more frequent inspection is recommended.

Q: Is this a genuine CASE part? A: This is an aftermarket replacement kit specifically designed to fit CASE models; it is not an original part. It meets or exceeds OEM specifications for fit and function.

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