RD411-51122 Fuel Tank Cap for Kubota SVL75 SVL90 KX040-4 KX057-4 KX121-3S U35

Product Overview

This fuel tank cap provides a secure seal for the fuel system on compatible Kubota compact tractors, excavators, and utility vehicles. Designed to prevent fuel leaks and contamination, it is a direct replacement for worn or missing caps. The cap fits models such as SVL75, SVL90, KX040-4, KX057-4, KX121-3S, and U35, ensuring reliable performance in demanding jobsite conditions.

Key Features & Performance

• Constructed from durable plastic and metal to resist corrosion and cracking
• Threaded design for a tight, leak‑proof fit
• Integrated tether or grip for easy removal and installation
• Meets OEM specifications for accurate fuel system pressure
• Lightweight yet robust for long service life

Fitment & Compatibility

• Kubota SVL75 Compact Track Loader
• Kubota SVL90 Compact Track Loader
• Kubota KX040-4 Mini Excavator
• Kubota KX057-4 Mini Excavator
• Kubota KX121-3S Mini Excavator
• Kubota U35 Compact Excavator

Common Uses

• Replacement for damaged or lost fuel caps on construction equipment
• Securing fuel tanks during transport and operation
• Preventing dirt and moisture from entering the fuel system
• Daily maintenance and fuel refills on job sites

Technical Specifications

• Part Number(s): RD411-51122
• Material: Plastic / Metal composite
• Thread Size: Standard fuel cap thread (verify fitment)

Frequently Asked Questions

Q: Will this cap fit my Kubota KX057-4? A: Yes, the RD411-51122 cap is designed for the KX057-4 model, but always verify your existing cap’s thread pattern and diameter before purchase.

Q: Is this cap vented or non‑vented? A: This cap is typically non‑vented for sealed fuel systems; check your equipment’s requirements to ensure compatibility.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.