PIPE,WATER RETURN (KU-1685173350)

TITLE

Kubota OEM water return pipe

MODEL FITMENT

AM Series

AM1800-EC

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B Series Tractors

B1121D
B1121D-EC
B1121D-F2-EC-S5
B1121D-S5
B1161D-EC
B1161D-F2-EC-S5
B1181D-EC
B1181D-F2-EC-S5
B1181DT-EC
B1181DT-F2-EC-S5
B1220D
B1410
B1610
B1620D
B1620DT
B1820D
B1820DS
B1820DT
B1820DST

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BX Series

BX231
BX231-C
BX231-R1
BX231-2-C
BX231-2-R
BX231-C-UK
BX231D5-C
BX231D5-R
BX231D5-R1
BX2350D
BX2350D (S/N 70001–)

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F Series (Front Mowers)

F1900 (UK)
F1900D2
F1900D3
F1900E (UK)
F1900E2
F1900E3

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G Series (Garden Tractors)

G1700
G18
G18HD
G1900
G1900-S
G2160-3
G2160-F-4
G2160-F-4-S5
G2160UK
G2160UK-2
G21HD
G21HD-2
G21HD-3
G21HD-F-3-S5
G21LD
G21LD-2
G21LD-3
G21LD-F-4
G21LD-F-4-S5
G23-HD
G23-LD
G23-3-HD
G23-3-HD-S5
G23-3-LD
G23-3-LD-S5
G23-II-HD
G23-II-LD
G231-HD (S/N 10001–19999)
G231-HD-1 (S/N 20001–)
G231-LD (S/N 10001–19999)
G231-LD-1 (S/N 20001–)

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GL / GR Series

GL11000-CAN
GR1600-ID
GR1600-ID-2
GR1600-ID-2-S5
GR1600EC
GR1600EC2
GR1600EU
GR1600EU-2
GR1600EU-3
GR1600EU-3-S5
GR2100EC
GR2100EC2
GR2120EU
GR2120EU-2
GR2120EU-3
GR2120EU-3-S5
GR2120SEU
GR2120SEU-2
GR2120SEU-3
GR2120SEU-3-S5

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GZD Series (Diesel Zero-Turn)

GZD15-HD
GZD15-LD
GZD15-3HD
GZD15-3LD
GZD15-IIHD
GZD15-IILD
GZD21-HD
GZD21-2HD

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KC Series

KC100HD
KC110H
KC110HR
KC110HR-4
KC110SL-4
KC120 (S/N 00001–)
KC120EN
KC121H

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KX Series

KX36(H)
KX36(H) (S/N ≥ 55001)

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RT Series

RT100
RT100-2
RT105T-2

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RTV Utility Vehicles

RTV900G-EU
RTV900MG-EU
RTV900MR-EU
RTV900MR-UK-EC
RTV900MW-EU
RTV900MW-UK-EC
RTV900R-EU
RTV900SG-EU
RTV900SR-EU
RTV900SR Homologated Ver.-UK
RTV900SW-EU
RTV900SW Homologated Ver.-UK
RTV900W-EU
RTV900W Homologated Ver.-UK

RTV-X900 (all listed variants):
MREU, MWEU, N5TRUK MC/MR, N5TWUK MC/MR,
NTRUK MC/MR, NTWUK MC/MR,
TREU MC/MR, TRUK MC/MR,
TWEU, TWEU MC/MR, TWUK MC/MR

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T / TG Series

T1600H-Europe
TG1860EC

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ZD Series

ZD21-EC
ZD21N-EC

PART DESCRIPTION

The Kubota OEM water return pipe used in the engine cooling system. This pipe routes coolant from the thermostat housing, water flange, or water pump back to the engine block or cooling circuit. It is critical for proper coolant circulation, temperature regulation, and engine protection. Installed in assemblies such as Water Flange & Thermostat and Water Pump across a wide range of Kubota equipment.