The Kubota W21CS41335 Assy Roller Truck is an authentic OEM component designed for specific Kubota compact excavators, including models KX080-3, KX080-3T, and KX080-4. This critical undercarriage part facilitates proper track alignment and smooth movement, which is essential for reducing wear on other track system components. Manufactured to Kubota's stringent quality standards, it provides reliable performance and extended service life in demanding construction and agricultural applications. This roller truck replaces part number W21CS41330 and has a confirmed weight of approximately 6.80 kg.