PM-689-45997-00-00 Spacer, Propeller Lower Unit Gearcase - Peach Motors

Product	Price	Rating	Comment
Yamaha Motors 689-45997-00-00 Spacer Genuine OEM product	$16.79~~$20.99~~ In stock 5+ in stock	Best	OEM Japan-made machined brass spacer with clean, uniform turning and sharply defined internal splines (the grooves that lock to the shaft). Genuine Yamaha labeling and origin marking provide the highest confidence in material spec, spline fit, and long-term wear consistency.
OEM Japan-made machined brass spacer with clean, uniform turning and sharply defined internal splines (the grooves that lock to the shaft). Genuine Yamaha labeling and origin marking provide the highest confidence in material spec, spline fit, and long-term wear consistency.
Peach Motors PM-689-45997-00-00 Spacer, Propeller Lower Unit Gearcase (viewing this product) Aftermarket product	$16.85 In stock 5+ in stock	Better	Direct-replacement spacer that matches the OEM design closely, including the stepped shoulder and 8-tooth internal spline pattern. Finish and machining precision appear comparable in the provided analysis, though Taiwan sourcing and lack of on-part identification indicate it is not an OEM-line component.
Direct-replacement spacer that matches the OEM design closely, including the stepped shoulder and 8-tooth internal spline pattern. Finish and machining precision appear comparable in the provided analysis, though Taiwan sourcing and lack of on-part identification indicate it is not an OEM-line component.

PartX Recommends

This spacer is used in the lower unit/gearcase area where correct spline tolerances and material consistency matter, and replacement typically involves meaningful teardown effort. The Japan-made OEM part offers the highest assurance of fit and durability, helping avoid premature wear and repeat disassembly.

$17.17

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Ratings provided by PartX™

Product	Price	Rating	Comment
Yamaha Motors 689-45997-00-00 Spacer Genuine OEM product	$17.17~~$20.20~~ In stock 5+ in stock	Best	OEM Japan-made machined brass spacer with clean, uniform turning and sharply defined internal splines (the grooves that lock to the shaft). Genuine Yamaha labeling and origin marking provide the highest confidence in material spec, spline fit, and long-term wear consistency.
OEM Japan-made machined brass spacer with clean, uniform turning and sharply defined internal splines (the grooves that lock to the shaft). Genuine Yamaha labeling and origin marking provide the highest confidence in material spec, spline fit, and long-term wear consistency.
Peach Motors PM-689-45997-00-00 Spacer, Propeller Lower Unit Gearcase (viewing this product) Aftermarket product	$16.85 In stock 5+ in stock	Better	Direct-replacement spacer that matches the OEM design closely, including the stepped shoulder and 8-tooth internal spline pattern. Finish and machining precision appear comparable in the provided analysis, though Taiwan sourcing and lack of on-part identification indicate it is not an OEM-line component.
Direct-replacement spacer that matches the OEM design closely, including the stepped shoulder and 8-tooth internal spline pattern. Finish and machining precision appear comparable in the provided analysis, though Taiwan sourcing and lack of on-part identification indicate it is not an OEM-line component.

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Supersession Chain

Name	SKU	Superseding SKU
Spacer, Propeller Lower Unit GearcaseViewing this product	PM-689-45997-00-00	Current

OEM Interchange

Name	SKU	Price	Brand
Spacer	689-45997-00-00	$17.17	Yamaha Motors

Spacer, Propeller Lower Unit Gearcase PM-689-45997-00-00

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Supersession Chain

OEM Interchange

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