Ring for syncro gear. Porsche 986 Boxster / 996 (6 speed)  ❭  95030461720

Ring for syncro gear.
OE Match-quality synchronizer ring (synchro ring) - designed for use inside the manual transmission gearbox of various Porsche 6-speed models. It is engineered to meet the original Porsche specification, providing a direct-fit, high-precision replacement part for smooth gear engagement.
Sold each.

Fits:
All 6 Speed Manual Gearbox
Porsche 986 Boxster S 2000 - 2005
Porsche 996 C2 / C4 1998 - 2005

Diagram Ref No. 3

The synchronizer ring (also called a synchro ring) helps smoothly engage gears during shifting - especially between 1st and 2nd gears - by matching the rotational speeds of the gears and shafts before the gear teeth mesh. This prevents gear grinding, reduces wear, and provides a more refined shifting feel. If a synchronizer ring becomes worn or damaged, you may experience rough shifts or difficulty selecting gears.

Function
•  Speed Matching: Helps equalize speeds of the gear and shaft before engagement.
•  Friction Control: Uses friction material surfaces to slow or speed parts for smooth engagement.
•  Shift Quality: Promotes quieter, smoother shifting with reduced gear clash.
•  Gearbox Protection: Reduces wear on gears and synchro components by facilitating correct engagement.

Synchro rings are subject to wear over time, especially under regular spirited driving or heavy use. Worn synchro rings can lead to:
•  Gear grinding when shifting
•  Difficult gear engagement
•  Increased transmission wear Harsh or noisy shifts

Replacing a worn synchronizer ring with an OE Match part restores intended gearbox function, improves shift quality, and helps protect other internal transmission components from accelerated wear.

Replace this synchronizer ring if you experience:
•  Grinding or crunching when shifting between gears
•  Difficulty selecting certain gears
•  Gear shifts that feel stiff or reluctant
•  Noisy transmission operation during shifts
•  Symptoms during gearbox rebuild or overhaul

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