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Thermostat Fits Kubota Engine 15321-73010 15321-73014 15321-73015 15321-73016

Thermostat Fits Kubota Engine 15321-73010 15321-73014 15321-73015 15321-73016

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One New Aftermarket Replacement Thermostat for Kubota Engines

This aftermarket replacement thermostat fits a wide range of Kubota diesel engines across the B-Series, BX-Series, L-Series, M-Series, F-Series, RTV utility vehicles, ZD zero-turn mowers, KX/KH excavators, R-Series wheel loaders, and GV generators. Mounted in the engine cooling system, the thermostat regulates coolant flow to maintain stable operating temperature, support efficient warm-up, and prevent overheating. Replacing a failed thermostat restores proper temperature regulation and helps protect the engine from heat-related wear.

Compatible Kubota Engines

V1305, V1505, V1702, V1902, V2203, D902, D905, D782, D1005, D1100, D1102, D1105, D1301, D1302, D1302-DI, D1402, D1402-DI, D1403, D1703, DH1101

Compatible Models

Kubota B-Series / BX-Series: B1700D, B1700E, B1700HSD, B1700HSE, B2100D, B2100E, B2100HSD, B2100HSE, B2320DT, B2320DTN, B2320DTWO, B2320HSD, B2320HSDN, B2400D, B2400E, B2400HSD, B2400HSE, B2410HSD, B2410HSDB, B2410HSE, B2620HSD, B2630HSD, B2710HSD, B2910HSD, B2920HSD, B3030HSD, B3030HSDC, B3030HSDCC, B3200HSD, B3200HSDWO, B3300SUHSD, B7410D, B7500D, B7500DTN, B7500HSD, B7510D, B7510DN, B7510HSD, B7510HSDTR, B7610HSD, B7800HSD, B21, B26, BX2200D, BX22D, BX23D, BX24D, BX2350D, BX2360, BX2660D

Kubota L-Series: L225, L225DT, L235, L245DT, L245F, L245H, L275, L285P, L285WP, L295DT, L295F, L305DT, L305F, L345, L345DT, L355SS, L2050DT, L2050F, L2250DT, L2250F, L2350DT, L2350F, L2550DT, L2550DTGST, L2550F, L2550TOW, L2650DT, L2650DTGST, L2650DTWET, L2650F, L2850DT, L2850DTGST, L2850F, L2950DT, L2950DTGST, L2950DTWET, L2950F, L3250DT, L3250F, L3450DT, L3450DTGST, L3450DTWET, L3450F, L3650DT, L3650DTGST, L3650DTWET, L3650F, L3750, L3750DT, L4150, L4150DT, L4150DTN, L4350DT, L5450DT

Kubota M-Series: M4000, M4030, M4030DT, M4030SU, M4030SUTF, M4050, M4050DT, M4500, M4500DT, M4950, M4950DT, M4950DTS, M4950S, M5030, M5030DT, M5030SU, M5030SUMDT

Kubota F/FZ/GF-Series Mowers: F2260, F2400, F2560, F2560E, F2680E, F2880EF, F2880F, F3060, F3080, F3680, FZ2100, GF1800, GF1800E

Kubota RTV Utility Vehicles: RTV900G, RTV900G6, RTV900G9, RTV900R, RTV900R6, RTV900R9, RTV900RSD, RTV900RSDL, RTV900S, RTV900T, RTV900T2, RTV900T5H, RTV900T6, RTV900T9, RTV900W, RTV900W6, RTV900W6SE, RTV900W8SE, RTV900W9, RTV900W9SE, RTV900XTG, RTV900XTR, RTV900XTS, RTV900XTT, RTV900XTW, RTV1100CR, RTV1100CR9, RTV1100CRX, RTV1100CW, RTV1100CW9, RTV1100CWX, RTV1140CPX, RTV1140CPXR

Kubota ZD Zero-Turn Mowers: ZD25F, ZD28, ZD28F, ZD326P, ZD326RP, ZD326S, ZD331LP, ZD331P, ZD331RP

Kubota KX/KH Excavators: KH18, KH28, KH60, KH66, KH90, KH91, KH101, KH151, KH170, KX41-2, KX101, KX151

Kubota R-Series Wheel Loaders: R310, R400, R410, R410B, R510, R510B

Kubota GV Generators: GV3190Q60, GV3240, GV3240SW, GV312060B, GV3170SW

Kubota Other: U25

Replaces Part Number(s):

15321-73010, 15321-73014, 15321-73015, 15321-73016

Aftermarket Interchange Numbers

1E401-73010, 1E401-73012, 1906-6201, 503179

New aftermarket replacement part - not remanufactured, not used.

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