KX121-3-RD118-21700 Bottom Roller for Kubota
Application & Compatibility
1. Guaranteed Fit Models: Kubota KX121-3, KX121-3SS, KX121-3ST, KX040-4. No serial number restrictions. Verified direct aftermarket replacement, no modifications needed for installation.
2. Part & Spec Info: Main part no.:RD118-21700; Backup no.:RD148-21700 (Kubota dealer part no. equivalent);Core features: Dual-flange outer guide structure, fully assembled, cost-effective alternative to OEM.
3. Model Confirmation Tip: Confirm exact model (e.g., KX121-3SS) before purchase. If your machine uses steel tracks, specify when ordering to get the compatible version. Contact us with model details if unsure about compatibility.
Installation & Maintenance Tips
1. Installation Guidance: Direct aftermarket replacement. Installation position: Undercarriage center. Advantage: No need to remove rubber track; attaches with 2 bolts for quick install. Note: Avoid over-tightening with impact tools to prevent damage.
2. Maintenance Recommendation: Regularly inspect for wear or damage. Check double-lip seals for dirt/debris—ensure lubrication retention. Maintain with other undercarriage parts (top roller, idler, sprocket) to extend overall service life.
Quality & Related Supplies
1. Quality & Craftsmanship: Premium aftermarket replacement conforming to Kubota OEM standards. Dual-flange design ensures stable guidance; high-quality double-lip seals block debris and retain lubrication, extending service life.
2. Related Supplies: One-stop procurement for Kubota KX121-3 series undercarriage parts: Bottom Roller (RD118-21700), Rubber Track, Drive Sprocket, Top Roller, Idler. Fully meets complete undercarriage repair and maintenance needs.
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