CAT 279C Front Idler | OEM 304-1878 | Replacement Part
Contact us with your machine make, model and OEM part number before ordering and our team will confirm compatibility before you buy.
CAT 279C Front Idler | OEM 304-1878 | Replacement Part
This front idler assembly is designed for CAT 279C compact track loader applications. The front idler is a key component of the CTL undercarriage system, helping to guide the rubber track and maintain correct track tension for smooth machine operation.
This replacement compact track loader front idler is listed against OEM reference 304-1878 . Always compare the OEM reference, machine model and existing idler assembly before ordering.
Product Specification
- Product Type: Front Idler Assembly
- Machine Make: CAT
- Machine Model: 279C
- OEM Reference: 304-1878
- Weight: 39.3
Fitment Advice
Before ordering, confirm the machine model and OEM reference where applicable. Front idler fitment can vary depending on machine configuration, serial range and undercarriage setup. Using the correct front idler assembly helps maintain proper track tension, supports smooth track movement and reduces unnecessary undercarriage wear.
Dual Flange Front Idler Wheel for Caterpillar® 279C
This replacement dual flange front idler wheel is manufactured for compatible Caterpillar® 279C compact track loader undercarriage systems. Mounted at the front of the track frame assembly, the idler helps guide the rubber track and support smoother machine travel during operation in demanding site environments.
OEM reference 304-1878 is commonly linked with this style of Caterpillar® front idler assembly. Compatibility should always be checked against machine model details, serial range, flange configuration and existing OEM references before ordering replacement undercarriage components.
Replacement Front Idler Configuration
This version is the dual flange front idler design used on selected Caterpillar® compact track loader configurations. Some machine setups may instead require a triple flange idler arrangement, therefore the existing flange style should always be confirmed before purchase.
- Replacement dual flange front idler wheel
- Suitable for Caterpillar® 279C compact track loaders
- Supports track alignment and guidance
- Direct replacement undercarriage component
- Designed for demanding operating conditions
Undercarriage Component Information
Front idlers are an important part of compact track loader undercarriage systems and help maintain correct rubber track positioning while supporting smoother machine movement across uneven and abrasive working environments.
Machine compatibility should always be verified using serial information, flange style and OEM references prior to ordering replacement parts.
Additional Product Details
- OEM reference: 304-1878
- Dual flange front idler configuration
- Replacement compact track loader undercarriage component
- Manufactured for Caterpillar® 279C applications
- Commercial USA shipping available on qualifying orders
CAT 279C Front Idler | OEM 304-1878 | Replacement Part
This Front Idler is designed for CAT 279C compact track loader applications.
Product Specification
- Product Type: Front Idler
- Machine Make: CAT
- Machine Model: 279C
- OEM Reference: 304-1878
- Weight: 39.3
Related Collections
Also Fits These Models
This front idler is also compatible with the following machine models.
CAT 279C Front Idler | OEM 304-1878 | Replacement Part FAQs
Will this front idler fit my machine?
This product is listed for compatible CAT 279C applications. Always confirm compatibility before ordering.
What is the OEM reference?
OEM references: 304-1878
What does a front idler do?
A front idler helps guide and tension the rubber track within the undercarriage system of a compact track loader.