Shock Absorber Type 643 Competition QS

Marsoni

M251S

$712.50

Get it in 3 business days with 1 day shipping. Friday, May 29

Shock Absorber Type 643 Competition QSSwiveling, diagonally mounted compression reservoir. The reservoir is mounted at an angle and can swivel, offering numerous installation options on space constrained bikes. A solid milled upper mount integrates the high and low speed compression adjusters. Both compression and rebound provide 22 clicks of adjustment for uncompromised fine tuning. A pressure control valve prevents hydraulic blocking and tames sudden impacts. Spring preload is

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Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
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Fit & Quality: Everything fit perfectly on my Eufy Omni S1 Pro — the rollers snapped right in, and the filters matched the originals exactly. You can tell these are genuine Eufy parts, not knockoffs. Performance: After swapping the brushes and mop roller, my vacuum immediately started cleaning better again. Suction improved, and it picked up fine dust I hadn’t noticed before. Ease of Use: Installation took less than ten minutes. Everything comes sealed and labeled clearly, which makes it simple to replace parts without guessing. Value: It’s a little pricey compared to third-party kits, but the quality and compatibility are worth the extra few bucks. Verdict: Solid replacement set that restores performance to like-new.

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Reviewed in the United States on November 2, 2025

Verified Purchase

Tom Mulé

Birmingham, US

★★★★★ 5

Great aftermarket substitute items

Great quality and fit

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Reviewed in the United States on December 16, 2024

Verified Purchase

Guy Charles