CAT304C-265-7674 Bottom Roller for Caterpillar

OE-aligned bottom roller (Part No. 265-7674) is custom-engineered for Caterpillar 304/305 series mini excavators, including 304CCR and 305CCR. With alternate part number 422-0837, it features a single-flange center guide structure, comes fully pre-assembled, and delivers superior intercompatibility, providing stable track reinforcement for reliable and consistent equipment operation.

product details

Application & Compatibility

Guaranteed Fit Models: Caterpillar mini excavators – 304CCR, 305CCR, 305DCR, 305ECR; 305E2, 305E2CR (S/N: DJX, H5M); 305.5D (S/N: FLZ), 305.5DCR; 305.5E, 305.5E2 (S/N: EJX, CR5); 305.5ECR, 303.5E2CR (S/N: EJX, CR5); 305.5E2FB (S/N: WE2), 306E2FB (S/N: E2W). Thoroughly validated for precise compatibility, direct installation requires no modifications.

Part & Specification Details: Main part number: 265-7674; Alternate part number: 422-0837. Core characteristics: Single-flange center guide system, fully pre-assembled configuration, and seamless bolt-on fit with the track frame. Offers exceptional intercompatibility across the Caterpillar 304/305 series. A complete range of compatible undercarriage parts is available for one-stop procurement.

Model Confirmation Reminder: Verify your equipment’s specific model prior to purchase. For models with specified serial number (S/N) requirements (e.g., 305E2CR S/N DJX/H5M), ensure your equipment’s S/N falls within the specified scope. Mismatched components may lead to installation issues or operational malfunctions – contact our technical team for professional verification if in doubt.

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Installation & Maintenance Tips

Installation Guidance: OE-aligned direct aftermarket substitute for the specified Caterpillar models. Installation position: Center-bottom of the undercarriage, directly bearing the machine’s load during travel and digging operations. Key benefit: Pre-assembled design enables direct bolt-on installation, streamlining installation procedures and reducing labor costs.

Maintenance Recommendations: Conduct regular checks for roller abrasion, distortion, or structural impairment. This component prevents track sag into the track frame during operation – timely replacement minimizes abnormal track wear. For comprehensive undercarriage upkeep, inspect the idler, sprocket, and carrier roller concurrently to ensure the total dependability of the excavator’s undercarriage assembly.

Quality & Related Supplies

Quality & Craftsmanship: Premium aftermarket component crafted from high-quality alloy steel, meticulously produced to meet Caterpillar OE technical standards. Ensures precise fitting, robust load-bearing capability, and durable performance even in harsh operating conditions. The single-flange center guide structure improves track alignment stability during equipment operation.

Related Supplies: One-stop procurement solution for undercarriage parts of the Caterpillar 304/305 series: Bottom Roller (265-7674), Top Roller, Idler, Sprocket, and Rubber Tracks. Comprehensively addresses all undercarriage repair and maintenance requirements of all compatible Caterpillar mini excavators.