Please check the measurements in this guide against the dimensions of the headstock that you plan to install upon. It is always best practice to measure carefully and/or to use the service of repair professionals. GB640 and GBR640 machine heads have the same dimensions.
Product | Price USD |
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Gotoh GB640-4-B
Black Chrome GB640 4-String Bass Tuning Machine Set
Set of four GB640 in black chrome finish. Gear ratio: 28:1. RES-O-LITE series. Adjustable tension. Weight per piece: 61.8 grams.
Package includes bushings + wood screws + hex wrench. 4 items in set
Headstock: L2+R2 • L4 • R4 • L3+R1
Body: GB640
Finish: Black Chrome
String Count: 4-String
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Gotoh GB640-4-CK
Cosmo Black GB640 4-String Bass Tuning Machine Set
Set of four GB640 in cosmo black finish. Gear ratio: 28:1. RES-O-LITE series. Adjustable tension. Weight per piece: 61.8 grams.
Package includes bushings + wood screws + hex wrench. 4 items in set
Headstock: L2+R2 • L4 • R4 • L3+R1
Body: GB640
Finish: Cosmo Black
String Count: 4-String
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Gotoh GB640-4-GG
Gold GB640 4-String Bass Tuning Machine Set
Set of four GB640 in gold finish. Gear ratio: 28:1. RES-O-LITE series. Adjustable tension. Weight per piece: 61.8 grams.
Package includes bushings + wood screws + hex wrench. 4 items in set
Headstock: L2+R2 • L4 • R4 • L3+R1
Body: GB640
Finish: Gold
String Count: 4-String
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Gotoh GB640-4-N
Nickel GB640 4-String Bass Tuning Machine Set
Set of four GB640 in nickel finish. Gear ratio: 28:1. RES-O-LITE series. Adjustable tension. Weight per piece: 61.8 grams.
Package includes bushings + wood screws + hex wrench. 4 items in set
Headstock: L2+R2 • L4 • R4 • L3+R1
Body: GB640
Finish: Nickel
String Count: 4-String
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Gotoh GB640-4-XC
X-Chrome GB640 4-String Bass Tuning Machine Set
Set of four GB640 in x-chrome finish. Gear ratio: 28:1. RES-O-LITE series. Adjustable tension. Weight per piece: 61.8 grams.
Package includes bushings + wood screws + hex wrench. 4 items in set
Headstock: L2+R2 • L4 • R4 • L3+R1
Body: GB640
Finish: X-Chrome
String Count: 4-String
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Gotoh GB640-4-XG
X-Gold GB640 4-String Bass Tuning Machine Set
Set of four GB640 in x-gold finish. Gear ratio: 28:1. RES-O-LITE series. Adjustable tension. Weight per piece: 61.8 grams.
Package includes bushings + wood screws + hex wrench. 4 items in set
Headstock: L2+R2 • L4 • R4 • L3+R1
Body: GB640
Finish: X-Gold
String Count: 4-String
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Gotoh GB640-4-XN
X-Nickel GB640 4-String Bass Tuning Machine Set
Set of four GB640 in x-nickel finish. Gear ratio: 28:1. RES-O-LITE series. Adjustable tension. Weight per piece: 61.8 grams.
Package includes bushings + wood screws + hex wrench. 4 items in set
Headstock: L2+R2 • L4 • R4 • L3+R1
Body: GB640
Finish: X-Nickel
String Count: 4-String
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