Yamaha 2021 HELM-MASTE Outboard Motor Parts Diagram & Catalog
2ND HELM HARNESS
Back to TopBelow is the parts list for Yamaha 2021 HELM-MASTE 2ND HELM HARNESS:

Position No. | Part Name | OEM Number |
---|---|---|
1 | 2ND ST HARNESS (P) | 6X9-8258A-00-00 |
1 | 2ND ST HARNESS (P) | 6X9-8258A-20-00 |
1 | 2ND ST HARNESS (P) | 6X9-8258A-10-00 |
2 | END OF LINE RESISTOR | 6Y8-85371-01-00 |
3 | 2ND ST HARNESS (S) | 6X9-8258A-50-00 |
3 | 2ND ST HARNESS (S) | 6X9-8258A-30-00 |
3 | 2ND ST HARNESS (S) | 6X9-8258A-40-00 |
4 | 2ND ST HARNESS (C) | 6X9-8258A-70-00 |
4 | 2ND ST HARNESS (C) | 6X9-8258A-80-00 |
4 | 2ND ST HARNESS (C) | 6X9-8258A-60-00 |
BATTERY MANAGEMENT SYSTEM
Back to TopBelow is the parts list for Yamaha 2021 HELM-MASTE BATTERY MANAGEMENT SYSTEM:

Position No. | Part Name | OEM Number |
---|---|---|
1 | BMS HARNESS 2 | 6X9-82716-10-00 |
2 | SWITCHING UNIT ASSY | 6X9-83396-00-00 |
3 | BATTERY SWITCH PANEL | 6X9-82570-A0-00 |
4 | PANEL, SWITCH | 6X9-82571-20-00 |
5 | SEAL ASSY | 6X9-22480-20-00 |
6 | CAP 1 (12P) | 6X9-82582-00-00 |
7 | CAP 1 (6P) | 6X9-82582-10-00 |
8 | CAP 1 (6P) | 6X9-82582-20-00 |
9 | CAP 1 (9P) | 6X9-82582-30-00 |
10 | CAP 1 (8P) | 6X9-82582-40-00 |
11 | CAP 1 (8P) | 6X9-82582-50-00 |
12 | CAP 1 (3P) | 6X9-82582-60-00 |
13 | CAP 1 (2P) | 6X9-82582-70-00 |
14 | CAP 1 (6P) | 6X9-82582-80-00 |
CL5 DISPLAY
Back to TopBelow is the parts list for Yamaha 2021 HELM-MASTE CL5 DISPLAY:

Position No. | Part Name | OEM Number |
---|---|---|
1 | CL5 DISPLAY | 6YM-83710-12-00 |
2 | SEAL ASSY | 6YM-22480-00-00 |
3 | CAP 1 | 6YM-83956-00-00 |
4 | CAP 2 | 6YD-83957-00-00 |
5 | RIM | 6YM-83512-00-00 |
6 | COVER, METER | 6YM-87278-00-00 |
7 | CONVERSION HARNESS | 6YM-83553-00-00 |
8 | WIRE, LEAD | 6YD-8356N-00-00 |
CONVERSION HARNESS
Back to TopBelow is the parts list for Yamaha 2021 HELM-MASTE CONVERSION HARNESS:

Position No. | Part Name | OEM Number |
---|---|---|
1 | CONVERSION HARNESS | 6X9-83553-60-00 |
2 | CONVERSION HARNESS | 6X9-83553-20-00 |
3 | CONVERSION HARNESS | 6X9-83553-30-00 |
4 | CONVERSION HARNESS | 6X9-83553-40-00 |
5 | CONVERSION HARNESS | 6X9-83553-50-00 |
DEC 1 SINGLE
Back to TopBelow is the parts list for Yamaha 2021 HELM-MASTE DEC 1 SINGLE:

Position No. | Part Name | OEM Number |
---|---|---|
1 | REMOTE CONTROL BOX ASSY 2 | 6X9-48A01-01-00 |
2 | GRIP, LEVER SINGL | 6X9-4822A-00-00 |
3 | SCREW 1 | 6X9-48127-00-00 |
4 | WASHER, INTERNAL TOOTH | 92990-05300-00 |
5 | COVER ASSY | 6X9-48400-00-00 |
6 | TUNING FORK MARK | 6X9-42697-00-00 |
7 | COVER, SINGLE | 6X9-4811C-00-00 |
8 | PLUG | 6X9-48167-00-00 |
9 | GROMMET | 6X9-48176-00-00 |
10 | SCREW, TAPPING | 97780-50145-00 |
10 | SCREW, PAN HEAD | 98580-05060-00 |
11 | WASHER | 704-48287-00-00 |
12 | NUT | 95380-05600-00 |
DEC 2 MULTIPLE
Back to TopBelow is the parts list for Yamaha 2021 HELM-MASTE DEC 2 MULTIPLE:

Position No. | Part Name | OEM Number |
---|---|---|
1 | REMOTE CONTROL BOX ASSY 3 | 6X9-48A02-01-00 |
2 | GRIP, LEVER MULTI | 6X9-4822B-00-00 |
3 | SCREW 1 | 6X9-48127-00-00 |
4 | WASHER, INTERNAL TOOTH | 92990-05300-00 |
5 | GRIP, CONTROL LEVER | 6X9-48222-00-00 |
6 | COVER ASSY | 6X9-48400-00-00 |
7 | TUNING FORK MARK | 6X9-42697-00-00 |
8 | COVER | 6X9-48119-00-00 |
9 | PLUG | 6X9-48167-00-00 |
10 | PLUG 2 | 6X9-48168-00-00 |
11 | GROMMET | 6X9-48176-00-00 |
12 | SCREW, TAPPING | 97780-50145-00 |
12 | SCREW, PAN HEAD | 98580-05060-00 |
13 | WASHER | 704-48287-00-00 |
14 | NUT | 95380-05600-00 |
DEC 3 FLUSH SIDE MOUNT
Back to TopBelow is the parts list for Yamaha 2021 HELM-MASTE DEC 3 FLUSH SIDE MOUNT:

Position No. | Part Name | OEM Number |
---|---|---|
1 | REMOTE CONTROL BOX ASSY 1 | 6X9-48A00-00-00 |
2 | PLUG | 6X9-48166-00-00 |
3 | ENGINE STOP SWITCH ASSY | 6X7-82575-01-00 |
4 | PACKING 2 | 6X9-4823B-00-00 |
5 | SCREW, FLAT HEAD | 98780-06035-00 |
5 | SCREW, TAPPING | 97780-06230-00 |
6 | WASHER | 701-48287-00-00 |
7 | NUT 1 | 6X0-48156-00-00 |
8 | BAND, CLAMP | 6X9-42821-00-00 |
9 | TUNING FORK MARK | 6X9-42697-00-00 |
DES 1
Back to TopBelow is the parts list for Yamaha 2021 HELM-MASTE DES 1:

Position No. | Part Name | OEM Number |
---|---|---|
1 | STEERING ACTUATOR | 6X9-42401-00-00 |
2 | REPAIR KIT, 1 | 6X9-42402-00-00 |
3 | REPAIR KIT, 2 | 6X9-42403-00-00 |
4 | REPAIR KIT, 3 | 6X9-42404-00-00 |
5 | REPAIR KIT, 4 | 6X9-42405-00-00 |
6 | REPAIR KIT, 5 | 6X9-42406-00-00 |
7 | STEERING ACTUATOR U-HARNESS | 6X9-438A0-40-00 |
7 | STEERING ACTUATOR HARNESS | 6X9-438A0-00-00 |
7 | STEERING ACTUATOR U-HARNESS | 6X9-438A0-30-00 |
7 | STEERING ACTUATOR U-HARNESS | 6X9-438A0-20-00 |
7 | STEERING ACTUATOR HARNESS | 6X9-438A0-10-00 |
8 | REPAIR KIT, 6 | 6X9-42407-00-00 |
9 | REPAIR KIT, 7 | 6X9-42408-00-00 |
DES 2
Back to TopBelow is the parts list for Yamaha 2021 HELM-MASTE DES 2:

Position No. | Part Name | OEM Number |
---|---|---|
1 | SCU SPLIT HARNESS | 6X9-8258A-90-00 |
2 | SCU LINK HARNESS 15M-5FT | 6GR-81115-00-00 |
2 | SCU LINK HARNESS 03M-1FT | 6X9-81115-00-00 |
2 | SCU LINK HARNESS 30M-10F | 6GR-81115-10-00 |
3 | END OF LINE RESISTER | 6Y8-85371-01-00 |
4 | SCU LINK HARNESS (C) | 6GR-81115-30-00 |
4 | SCU LINK HARNESS (C) | 6X9-81115-10-00 |
4 | SCU LINK HARNESS (C) | 6GR-81115-20-00 |
5 | HELM UNIT ASSY | 6X9-615A0-00-00 |
6 | HELM UNIT ASSY | 6GR-615A0-00-00 |
7 | TILT HELM UNIT | 6GR-6154A-00-00 |
8 | HELM HARNESS 09M-3FT | 6X9-8258A-A1-00 |
9 | END OF LINE RESISTOR | 6Y8-85371-01-00 |
10 | HELM HARNESS 09M-3FT | 6X9-8258A-B1-00 |
11 | END OF LINE RESISTOR | 6Y8-85371-01-00 |
12 | EXTENSION, WIRE HARNESS (15M) | 6X6-8258A-91-00 |
13 | HELM HARNESS 09M-3FT | 6GR-8258A-00-00 |
13 | HELM HARNESS 18M-6FT | 6GR-8258A-40-00 |
14 | HELM HARNESS 18M-6FT | 6GR-8258A-50-00 |
14 | HELM HARNESS 27M-9FT | 6GR-8258A-60-00 |
14 | HELM HARNESS 09M-3FT | 6GR-8258A-10-00 |
IMMOBILIZER KIT
Back to TopBelow is the parts list for Yamaha 2021 HELM-MASTE IMMOBILIZER KIT:

Position No. | Part Name | OEM Number |
---|---|---|
1 | REMOTE CONTROL UNIT ASSY | 6X9-86260-12-00 |
2 | XMTR COMP | 6X9-86261-10-00 |
3 | CASE COMPLETE 1 | 6X9-86267-00-00 |
4 | BRACKET | 6X9-81948-00-00 |
5 | BAND | 6X9-85546-01-00 |
6 | WIRE, SUB LEAD | 6X9-82509-10-00 |
7 | BUZZER | 703-83383-11-00 |
8 | BOLT, FLANGE | 95880-06016-00 |
JOYSTICK AND AUTOPILOT
Back to TopBelow is the parts list for Yamaha 2021 HELM-MASTE JOYSTICK AND AUTOPILOT:

Position No. | Part Name | OEM Number |
---|---|---|
1 | BOAT CONTROL UNIT (QUINT) | 6X9-8591T-50-00 |
1 | BOAT CONTROL UNIT (SINGLE) | 6X9-8591T-12-00 |
1 | BOAT CONTROL UNIT (QUAD) | 6X9-8591T-42-00 |
1 | BOAT CONTROL UNIT (TWIN) | 6X9-8591T-22-00 |
1 | BOAT CONTROL UNIT (TRIPLE) | 6X9-8591T-32-00 |
2 | GPS UNIT | 6X9-88107-00-00 |
3 | PLATE, HOLDER | 6X9-8252H-00-00 |
4 | HOLDER, SOCKET | 6X9-8255H-00-00 |
5 | HEADING SENSOR | 6X9-8A410-00-00 |
6 | CONVERSION HARNESS | 6YM-83553-00-00 |
7 | AUTOPILOT PANEL | 6X9-8253V-00-00 |
8 | PANEL, SWITCH | 6X9-82571-80-00 |
9 | SEAL ASSY | 6X9-22480-80-00 |
10 | JOYSTICK ASSY | 6X9-482A0-00-00 |
11 | TUNING FORK MARK | 6X9-42697-00-00 |
12 | NUT 1 | 6X9-48156-00-00 |
13 | PACKING | 6X9-4823A-00-00 |
14 | BCU HARNESS (MAIN ST) | 6X9-82386-01-00 |
15 | CAP 1 (2P) | 68V-82582-10-00 |
16 | CAP 1 (6P) | 6X9-82582-20-00 |
17 | BCU HARNESS (2ND ST) | 6X9-82386-10-00 |
18 | CAP 1 (6P) | 6X9-82582-20-00 |
19 | CONVERSION HARNESS | 6X9-83553-10-00 |
20 | LED ASSY (PROP LIGHTS) | 6ES-83720-01-00 |
21 | PROP LIGHT EXTN HARNESS 20FT | 6X9-82586-20-00 |
21 | PROP LIGHT EXTN HARNESS 30FT | 6X9-82586-30-00 |
21 | PROP LIGHT EXTN HARNESS 40FT | 6X9-82586-40-00 |
22 | BCU HARNESS (QUINT/MAIN ST) | 6X9-82386-20-00 |
23 | GATEWAY | 6YG-8A2D0-10-00 |
24 | GATEWAY HARNESS | 6YG-82521-00-00 |
25 | EKS HARNESS EXTENSION 91M-30F | 6X9-82586-10-00 |
25 | EKS HARNESS EXTENSION 46M-15F | 6X9-82586-00-00 |
MFD INTERFACE
Back to TopBelow is the parts list for Yamaha 2021 HELM-MASTE MFD INTERFACE:

Position No. | Part Name | OEM Number |
---|---|---|
1 | MFD INTERFACE | 6YM-8A2D0-10-00 |
2 | CAP 1 | 6YM-83956-00-00 |
3 | CAP 2 | 6YD-83957-00-00 |
4 | MFD INTERFACE | 6YM-8A2D0-02-00 |
5 | CAP 1 | 6YM-83956-00-00 |
6 | CAP 2 | 6YD-83957-00-00 |
7 | XMTR COMP | 6YM-86261-00-00 |
8 | COVER, BATTERY | 6YM-82129-00-00 |
9 | KNOB ASSY | 6YM-8432M-00-00 |
10 | CRADLE ASSY | 6YM-60BJ0-00-00 |
11 | CONVERSION HARNESS | 6YM-83553-10-00 |
12 | FUEL TANK WIRE | 6YM-8356N-00-00 |
13 | HDMI CABLE | 6YM-8533A-00-00 |
14 | GATEWAY | 6YG-8A2D0-11-00 |
SWITCH PANEL 1 EKS, SINGLE
Back to TopBelow is the parts list for Yamaha 2021 HELM-MASTE SWITCH PANEL 1 EKS, SINGLE:

Position No. | Part Name | OEM Number |
---|---|---|
1 | PANEL SWITCH ASSY | 6X9-82570-00-00 |
2 | PANEL, SWITCH | 6X9-82571-00-00 |
3 | SEAL ASSY | 6X9-22480-00-00 |
4 | PANEL SWITCH ASSY | 6X9-82570-B0-00 |
5 | PANEL, SWITCH | 6X9-82571-20-00 |
6 | SEAL ASSY | 6X9-22480-20-00 |
7 | PANEL SWITCH ASSY | 6X9-82570-70-00 |
8 | PANEL, SWITCH | 6X9-82571-70-00 |
9 | SEAL ASSY | 6X9-22480-70-00 |
10 | LANYARD, STOP SWITCH | 682-82556-00-00 |
11 | EKS HARNESS | 6X9-82716-21-00 |
12 | BUZZER | 703-83383-11-00 |
13 | CLAMP | 90465-13M39-00 |
14 | RELAY ASSY | 6X9-81950-00-00 |
15 | EKS HARNESS | 6X9-82716-60-00 |
16 | BUZZER | 703-83383-11-00 |
17 | CLAMP | 90465-13M39-00 |
SWITCH PANEL 2 EKS, TWIN
Back to TopBelow is the parts list for Yamaha 2021 HELM-MASTE SWITCH PANEL 2 EKS, TWIN:

Position No. | Part Name | OEM Number |
---|---|---|
1 | PANEL SWITCH ASSY | 6X9-82570-10-00 |
2 | PANEL, SWITCH | 6X9-82571-10-00 |
3 | SEAL ASSY | 6X9-22480-10-00 |
4 | PANEL SWITCH ASSY | 6X9-82570-B0-00 |
5 | PANEL, SWITCH | 6X9-82571-20-00 |
6 | SEAL ASSY | 6X9-22480-20-00 |
7 | PANEL SWITCH ASSY | 6X9-82570-30-00 |
8 | PANEL, SWITCH | 6X9-82571-30-00 |
9 | SEAL ASSY | 6X9-22480-30-00 |
10 | PANEL SWITCH ASSY | 6X9-82570-80-00 |
11 | PANEL, SWITCH | 6X9-82571-70-00 |
12 | SEAL ASSY | 6X9-22480-70-00 |
13 | LANYARD, STOP SWITCH | 682-82556-00-00 |
14 | EKS HARNESS | 6X9-82716-31-00 |
15 | BUZZER | 703-83383-11-00 |
16 | CLAMP | 90465-13M39-00 |
17 | RELAY ASSY | 6X9-81950-00-00 |
18 | DIODE ASSY | 6X6-81980-00-00 |
19 | EKS HARNESS | 6X9-82716-71-00 |
20 | BUZZER | 703-83383-11-00 |
21 | CLAMP | 90465-13M39-00 |
22 | DIODE ASSY | 6X6-81980-10-00 |
SWITCH PANEL 3 EKS, TRIPLE
Back to TopBelow is the parts list for Yamaha 2021 HELM-MASTE SWITCH PANEL 3 EKS, TRIPLE:

Position No. | Part Name | OEM Number |
---|---|---|
1 | PANEL SWITCH ASSY | 6X9-82570-00-00 |
2 | PANEL, SWITCH | 6X9-82571-00-00 |
3 | SEAL ASSY | 6X9-22480-00-00 |
4 | PANEL SWITCH ASSY | 6X9-82570-40-00 |
5 | PANEL, SWITCH | 6X9-82571-40-00 |
6 | SEAL ASSY | 6X9-22480-40-00 |
7 | PANEL SWITCH ASSY | 6X9-82570-C0-00 |
8 | PANEL, SWITCH | 6X9-82571-70-00 |
9 | SEAL ASSY | 6X9-22480-70-00 |
10 | LANYARD, STOP SWITCH | 682-82556-00-00 |
11 | PANEL SWITCH ASSY | 6X9-82570-B0-00 |
12 | PANEL, SWITCH | 6X9-82571-20-00 |
13 | SEAL ASSY | 6X9-22480-20-00 |
14 | EKS HARNESS | 6X9-82716-41-00 |
15 | BUZZER | 703-83383-11-00 |
16 | CLAMP | 90465-13M39-00 |
17 | DIODE ASSY | 6X6-81980-10-00 |
18 | DIODE ASSY | 6X6-81980-00-00 |
19 | RELAY ASSY | 6X9-81950-00-00 |
20 | EKS HARNESS | 6X9-82716-80-00 |
21 | BUZZER | 703-83383-11-00 |
22 | CLAMP | 90465-13M39-00 |
23 | DIODE ASSY | 6X6-81980-10-00 |
SWITCH PANEL 4 EKS, QUAD
Back to TopBelow is the parts list for Yamaha 2021 HELM-MASTE SWITCH PANEL 4 EKS, QUAD:

Position No. | Part Name | OEM Number |
---|---|---|
1 | PANEL SWITCH ASSY | 6X9-82570-00-00 |
2 | PANEL, SWITCH | 6X9-82571-00-00 |
3 | SEAL ASSY | 6X9-22480-00-00 |
4 | PANEL SWITCH ASSY | 6X9-82570-50-00 |
5 | PANEL, SWITCH | 6X9-82571-50-00 |
6 | SEAL ASSY | 6X9-22480-50-00 |
7 | PANEL SWITCH ASSY | 6X9-82570-D0-00 |
8 | PANEL, SWITCH | 6X9-82571-70-00 |
9 | SEAL ASSY | 6X9-22480-70-00 |
10 | LANYARD, STOP SWITCH | 682-82556-00-00 |
11 | PANEL SWITCH ASSY | 6X9-82570-B0-00 |
12 | PANEL, SWITCH | 6X9-82571-20-00 |
13 | SEAL ASSY | 6X9-22480-20-00 |
14 | EKS HARNESS | 6X9-82716-91-00 |
15 | BUZZER | 703-83383-11-00 |
16 | CLAMP | 90465-13M39-00 |
17 | DIODE ASSY | 6X6-81980-40-00 |
18 | DIODE ASSY | 6X6-81980-00-00 |
19 | RELAY ASSY | 6X9-81950-00-00 |
20 | EKS HARNESS | 6X9-82716-A0-00 |
21 | BUZZER | 703-83383-11-00 |
22 | CLAMP | 90465-13M39-00 |
23 | DIODE ASSY | 6X6-81980-40-00 |
SWITCH PANEL 5 EKS, QUINT
Back to TopBelow is the parts list for Yamaha 2021 HELM-MASTE SWITCH PANEL 5 EKS, QUINT:

Position No. | Part Name | OEM Number |
---|---|---|
1 | PANEL SWITCH ASSY | 6X9-82570-00-00 |
2 | PANEL, SWITCH | 6X9-82571-00-00 |
3 | SEAL ASSY | 6X9-22480-00-00 |
4 | PANEL SWITCH ASSY | 6X9-82570-60-00 |
5 | PANEL, SWITCH | 6X9-82571-60-00 |
6 | SEAL ASSY | 6X9-22480-60-00 |
7 | PANEL SWITCH ASSY | 6X9-82570-D0-00 |
8 | PANEL, SWITCH | 6X9-82571-70-00 |
9 | SEAL ASSY | 6X9-22480-70-00 |
10 | LANYARD, STOP SWITCH | 682-82556-00-00 |
11 | PANEL SWITCH ASSY | 6X9-82570-B0-00 |
12 | PANEL, SWITCH | 6X9-82571-20-00 |
13 | SEAL ASSY | 6X9-22480-20-00 |
14 | EKS HARNESS | 6X9-82716-B0-00 |
15 | BUZZER | 703-83383-11-00 |
16 | CLAMP | 90465-13M39-00 |
17 | DIODE ASSY | 6X6-81980-10-00 |
18 | DIODE ASSY | 6X6-81980-00-00 |
19 | RELAY ASSY | 6X9-81950-00-00 |
20 | EKS HARNESS | 6X9-82716-C0-00 |
21 | BUZZER | 703-83383-11-00 |
22 | CLAMP | 90465-13M39-00 |
23 | DIODE ASSY | 6X6-81980-10-00 |
SWITCH PANEL 7
Back to TopBelow is the parts list for Yamaha 2021 HELM-MASTE SWITCH PANEL 7:

Position No. | Part Name | OEM Number |
---|---|---|
1 | BATTERY SWITCH PANEL | 6X9-82570-A0-00 |
2 | PANEL, SWITCH | 6X9-82571-20-00 |
3 | SEAL ASSY | 6X9-22480-20-00 |
For Yamaha Outboard Owners:
To assist you in maintaining and repairing your marine engines, we hope the following resources may be of use:
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Yamaha Outboard Parts
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