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Counter Gear Set (For OD3929/18T,19T,20T) [OVERDOSE] OD3930

Marsoni M251S
Sale price$43.00
Pay 4 payments of $10.75 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Counter Gear Set (For OD3929/18T,19T,20T) [OVERDOSE] OD3930Easily setting the secondary reduction ratio without changing the gear mesh. A new counter gear set that includes 18T a nd 19T gears, in addition to the 20T counter gear t hat comes standard with the Gear Drive Set Type 3! it possible to set a low gear ratio, it's easy to set up even on low grip surfaces, technical course layouts, and courses with a lot of acceleration and deceleration. the 18T and 19T gears use P S gears, making it possible to
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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4.0 ★★★★★
Based on 99 reviews
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Product Reviews
J
Verified Purchase
Just me
Waukegan, US
★★★★★ 5
Love it
Style: Gloss Black Single Slat, Size: E90(2009-2011)
Worked great and looks awesome
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 7, 2026
K
Verified Purchase
Katt Marie Limpus
Lowell, US
★★★★★ 5
Perfect OEM Fit in Seconds!
Style: Gloss Black Single Slat, Size: E46(1999-2002)2-Door, Style: Gloss Black Single Slat, Size: E46(1999-2002)2-Door
Perfect OEM Fit in 2 seconds!! I’m surprised and Happy and it looks Perfect on my BMW 2002 330ci
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 14, 2026
I
Verified Purchase
Ian H
Pawtucket, US
★★★★★ 3
Check engine light
Style: Gloss Black Single Slat, Size: G20(2019-2022), Style: Gloss Black Single Slat, Size: G20(2019-2022)
Looks good but will throw a check engine light on your car. The fitment isn’t perfect causing the adaptive vents to show that they are failing even though they are not
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 7, 2026
W
Verified Purchase
Works great and a better price than others. Works well in the 16” oven.
New York, US
★★★★★ 5
Quick fix
Style: Gloss Black Single Slat, Size: E46(2002-2005)4-Door
Easily Installed with no modification in under a minute. The finish was a little glossier, then OE.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 28, 2026
C
Verified Purchase
Carlos M. Ortiz
Fort Morgan, US
★★★★★ 5
Exact Fit for 2001 BMW 325CI Convertible
Style: Gloss Black Single Slat, Size: E46(1999-2002)2-Door, Style: Gloss Black Single Slat, Size: E46(1999-2002)2-Door
Perfect fit for a 2001 BMW 325CI convertible.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 8, 2026

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