Kubota Mini Excavator Undercarriage Parts
Product Features
OEM Quality Standards
All undercarriage parts are manufactured using high-quality materials and advanced production processes to ensure excellent wear resistance and long service life.
Precise Fitment
Designed to match original Kubota specifications for easy installation and reliable operation.
Enhanced Durability
Heat-treated components and premium-grade steel help improve resistance to abrasion, impact, and harsh working environments.
Wide Model Coverage
Suitable for numerous Kubota mini excavator models, including older and current-generation machines.
Cost-Effective Maintenance Solution
An economical alternative to OEM parts without compromising performance or reliability.
Product Model We can supply
| Kubota K008/K008-3/KX008/KX008-3/U10-2/U10-3 | IDLER |
69191-21300/RA011-21302/RA011-21301 |
6.80 KGS |
| Kubota K008/K008-3/KX008/KX008-3/U10-5 | Bottom Roller |
RA025-21700/RA021-21702 |
5.40 KGS |
| Kubota K008/K008-3/KX008/KX008-3/U10-5 | Sprocket(23T9H） |
RA111-14430/69191-14430/RA111-14430 |
4.50 KGS |
| Kubota KX 018-4/KX 41-3/KX 41-3V/U15/U17 | Idler |
RB237-21309/RB237-21308/RB237-21307/RA231-21300/RA231-21302 |
14.00 KGS |
| Kubota U15/U17/KX 41-3/KX 018-4 | Sprocket(19T9H） |
RB238-14430 |
5.40 KGS |
| Kubota KX015-4/KX016-4/KX018-4/KX 019-4 | Bottom Roller |
RG158-21700 |
5.90 KGS |
| Kubota U25/U25S/U30-3/U35/U35S/U35S-2/U35-3S/U35-4/KX 71-3/KX 71-3S/KX 91-3/KX 91-3S/KX 033-4 | Sprocket(19T12H） |
RC411-21903/RC681-21900/RC681-21950/RC788-21900 |
2.70 KGS |
| Kubota U-35/U-35-S2/U-35-4/KX 71-3/KX 91-3/U-25 | Sprocket(21T9H） |
RC788-14430/RC417-14430 |
8.60 KGS |
| Kubota KX033-4/U35-3/U35-4 | Bottom Roller |
RC788-21700 |
8.10 KGS |
| KX 41-3/U15 | Roller |
RA221-21700 |
5.00 KGS |
| Kubota U25 | Sprocket(21T10H） |
RB511-14432 |
9.00 KGS |
| Kubota KX 91-3/KX 71-3/U 30-3/U25/U35/U35-3 | Bottom Roller |
RB511-21702 |
8.60 KGS |
| Kubota KX 71-3/U-25 / U25-3/U-27-4 | Idler |
RC348-21302/RC348-21303/RC348-21304 |
23.00 KGS |
| Kubota KX 91-3/U 35/U 35-S/U 35-S2/U 35-3/U 35-4 | Idler |
RC411-21306 |
30.30 KGS |
| Kubota KX 36/KX 36-2/KX 41/KX 41-2 Case CK13/CK15 |
Sprocket(19T8H） |
68198-14430 |
5.40 KGS |
| Kubota KX 36/KX 41/KX36-2/KX41-2 Case CK 13/CK 15 |
Idler |
69728-21300 |
12.70 KGS |
| Kubota KX 36-2/KX 41-2 | Bottom Roller |
KX362412 |
5.40 KGS |
| KX 41-3/U15 | Bottom Roller |
RA221-21700 |
5.00 KGS |
| Kubota KX 121-3 | Sprocket(23T9H） |
RD118-14433/RD118-14431/RD118-14430/68658-14430 |
15.40 KGS |
| Kubota KX 121-3/KX 121-3SS/KX 121-3ST/KX 040-4 | Idler |
RD118-21300/RD148-21300/RD158-21302 |
34.90 KGS |
| Kubota KX 121-3/KX 121-3 SS/KX 121-3ST/KX 040-4 | Bottom Roller |
RD118-21700 |
8.10 KGS |
| Kubota: KX 040-4 /KX 057-4/KX 121-3,/KX 161-3/KX 161-3SS/X303/U30-3/U45-3/U48-4/U50-3/U55-4 Airman: AX40, AX45, AX50U, AX50U-2, AX50U-3 JCB: 8040,8045,805.2,8060 Komatsu: PC35R-8, PC40R-8, PC45-1, PC45R-8, PCMR-2 Hitachi: ZX30U-2, EX40, EX40U, EX45, EX45-2 Hitachi: EX50, EX50U, EX50UR, EX55UR Hitachi: ZX40U, ZX50U, ZX50 |
Up Roller |
RD411-22900/RD547-22900/RD461-21900 |
5.00 KGS |
| Kubota KX 161-3/KX 161-3S/KX 057-4/U45S/U45ST/U45-3/U55/U55-4 | Sprocket(19T9H） |
RD411-14432 |
18.00 KGS |
| Kubota KX 161-3/KX 161-3SS/KX 057-4 /U40-3/U45/U45-3/U48-3/U55/U55-4 | Bottom Roller |
RD411-21700/RD411-21702/RD411-21703/RD441-21702/RD461-21900 |
11.80 KGS |
| Kubota KX 161-3/KX 161-3SS/KX 057-4/U45-3/U55/U55-4 | Idler |
RD411-22303/RD461-21300/RD451-21302 |
52.50 KGS |
| Kubota KX 080-3/KX 080-4/KX 080-3T/KX 080-4S/KX 080-4S2 | Sprocket(19T12H） |
RD809-14433/RD809-14430/EV60129 |
24.50 KGS |
| Kubota KX 080-3/KX 080-4 | Idler |
RD809-21300 |
81.50 KGS |
| Kubota KX 080-3/KX 080-3T/KX 080-4 | Bottom Roller |
RD809-21703 |
13.60 KGS |
| KX 080-3 | Up Roller |
RD809-21900 |
5.00 KGS |
| Kubota KX080-3/KX080-4 | Up Roller |
RD829-21900 |
11.80 KGS |
| Kubota KX 61-2/KX 61-2 SS/KX 71-2/KX 91-2/KX 121-2/KX 121-2 SS/RX 302 | Bottom Roller |
RC101-21803/RD101-99900/RD301-99900/RC101-21800/RD101-21902/RC301-21902 |
7.70 KGS |
| Kubota KX91-2/KX101/KX121-2 | Sprocket(23T9H） |
68621-14430 |
11.70 KGS |
| Kubota KX 71-2/KX 91-2/KX 91-2SS/KX 121-2/KX 121-2S/KX 101/K 030/K 035 | Up Roller |
RC208-21904 |
5.80 KGS |
| Kubota KX 161-2/KX 151 | Sprocket |
68678-14430 |
20.30 KGS |
| Kubota KX 161-2 | Up Roller |
RD208-21904 |
5.00 KGS |
| Kubota KX 161-2 | Sprocket(21T9H） |
RD308-14430 |
19.90 KGS |
| Kubota 161-2 | Front Idler |
RD208-21300 |
45.70 KGS |
