RD441-21702 Kubota ROLLER,TRACK,ASSY

RD441-21702 Bottom Roller Undercarriage Replacement for Kubota KX161-3 KX161-3S KX161-3ST Excavator
Korelox Replacement For Kubota KX161-3 KX161-3S KX161-3ST. (It will not fit a KX057-5 or KX161-2.) || Surface Hardness: HRC52-60, Deepth:5mm-10mm || Shell: Material 50Mn, through hardened HRC 25-28, CASE hardened HRC52-56, hardened thickness 5-8mm. || Side Cover: QT 450-10, strength as follows: tensile strength ob (MPa): ≥450 yield strength 00.2 (MPa): ≥310 hardness: 160 ~ 210 hb. || Roller: 45# carbon steel or 40Cr, quenched HRC25-30, surface quenched HRC52-58, hardened to a depth of 2-3mm. || Locking pin: 65Mn or 45 carbon steel, hardened HRC25-28. || Bolt: grade 12.9, HRC45-52. 6. || Seal: Nitrile rubber. Operating temperature range -20℃ to 110℃.

Buxatina RD441-21702 Track Roller for Kubota KX057-4/ KX161-3/ KX161-3S/ KX161-3ST/ U45S/ U45ST/ U55/ U55-4 Mini Excavator Bottom Roller Replace# RD44121702 RD411-21700 RD411-21703
Buxatina 【COMPATIBLE VEHICLE】 for Kubota Mini Excavator KX057-4, KX161-3, KX161-3S, KX161-3ST, U45S, U45ST, U55, U55-4；Notice: Will Not fit for KX057-5 or KX161-2 || 【REPLACEMENT PART NUMBER】 RD411-21700, RD44121700; RD441-21702, RD44121702; RD411-21703, RD41121703 || 【Installation Position & Precise Fits】 Bottom. Engineered within strict tolerances to directly replace your old or broken Bottom Roller. If you want to determine if this part will fit your vehicle, please send us your VIN to verify fitment. Notice: Please use the appropriate service manual for the operation. If you do not have an installation manual or are not skilled enough to install this part, it is recommended that you seek help from a qualified mechanic || 【Excellent Performance】 ● This bottom roller is rollers utilize special high strength-hardened steel and quality seal groups that provide excellent lubricating oil retention. ● Sealed bearings stop dirt, mud, and grime from penetrating inner components. ● It will provide long-lasting and dependable performance even if you operate in the most extreme conditions. || 【Rest Assured of Quality】 This Track Roller is factory-proven. We will be responsible for dealing with them if the product has any quality problems within 1 year.

Bottom Roller fits Kubota KX057-4 KX161-3S U45S U45ST U55 KX057-4 KX161-3S U45ST U48-5 U55 U55-4 KX161-3ST RD411-21703 RD441-21700 RD411-21702 RD441-21702 RD461-21900 RD579-21700
Parts ASAP Compatible with Kubota Construction & Industrial(s) KX057-4, KX161-3S, KX161-3ST (s/n 7000-later), U45S, U45ST, U55 || Compatible with Kubota Mini Excavator(s) KX057-4, KX161-3S, U45ST, U48-5, U55, U55-4 || Replaces Kubota OEM Number(s) RD411-21703, RD441-21700, RD411-21702, RD441-21702, RD461-21900, RD579-21700