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Product Details
| Part Number: | SO-D16-3 |
| Brand: | Synchrotech |
The Synchrotech SO-D16-3 3rd gear sleeve is a high-quality replacement slider sleeve designed for Honda D16 D-series manual transmissions. Engineered to restore precise gear engagement and improve transmission reliability, this sleeve is ideal for worn synchro repairs, transmission rebuilds, and performance street applications.
Built from hardened steel and precision-machined for accurate fitment, the SO-D16-3 helps reduce grinding, improve shift feel, and maintain dependable performance under aggressive driving conditions.
Key Features
- Direct Replacement 3rd Gear Sleeve – Designed for compatible Honda D16 D-series manual transmissions
- Hardened Steel Construction – Increased durability and resistance to wear
- Restores Smooth Gear Engagement – Helps eliminate worn slider and shifting issues
- Ideal for Transmission Rebuilds – Recommended during synchro and gear service
- Precision Machined – Ensures accurate fitment and reliable operation
- Improved Shift Feel – Supports crisp, consistent shifts under load
- OEM-Style Fitment – Direct installation into compatible D-series transmission assemblies
- Built for Street & Performance Applications – Handles aggressive driving and repeated shifting demands
Vehicle Fitment
- Compatible with select Honda D16 D-series manual transmissions
- Commonly used in Civic and Del Sol D-series transmission rebuild applications
- 3rd-4th SOHC Civic 1988-1995 (L3 S20)
Due to the manufacturer's price control policy, this item may be excluded from promotions and discounts
WARNING: This product may contain chemicals known to the State of California to cause cancer or birth defects. www.P65Warnings.ca.gov.
Vehicle Fitment
Honda Civic
1988 Honda Civic Base
1989 Honda Civic Base
1990 Honda Civic Base
1991 Honda Civic Base
1989 Honda Civic Base
1990 Honda Civic Base
1991 Honda Civic Base
1992 Honda Civic CX
1993 Honda Civic CX
1994 Honda Civic CX
1995 Honda Civic CX
1993 Honda Civic CX
1994 Honda Civic CX
1995 Honda Civic CX
1988 Honda Civic DX
1989 Honda Civic DX
1990 Honda Civic DX
1991 Honda Civic DX
1992 Honda Civic DX
1993 Honda Civic DX
1994 Honda Civic DX
1995 Honda Civic DX
1989 Honda Civic DX
1990 Honda Civic DX
1991 Honda Civic DX
1992 Honda Civic DX
1993 Honda Civic DX
1994 Honda Civic DX
1995 Honda Civic DX
1990 Honda Civic EX
1991 Honda Civic EX
1992 Honda Civic EX
1993 Honda Civic EX
1994 Honda Civic EX
1995 Honda Civic EX
1991 Honda Civic EX
1992 Honda Civic EX
1993 Honda Civic EX
1994 Honda Civic EX
1995 Honda Civic EX
1988 Honda Civic LX
1989 Honda Civic LX
1990 Honda Civic LX
1991 Honda Civic LX
1992 Honda Civic LX
1993 Honda Civic LX
1994 Honda Civic LX
1995 Honda Civic LX
1989 Honda Civic LX
1990 Honda Civic LX
1991 Honda Civic LX
1992 Honda Civic LX
1993 Honda Civic LX
1994 Honda Civic LX
1995 Honda Civic LX
1988 Honda Civic RT 4WD
1989 Honda Civic RT 4WD
1990 Honda Civic RT 4WD
1991 Honda Civic RT 4WD
1989 Honda Civic RT 4WD
1990 Honda Civic RT 4WD
1991 Honda Civic RT 4WD
1989 Honda Civic Si
1990 Honda Civic Si
1991 Honda Civic Si
1992 Honda Civic Si
1993 Honda Civic Si
1994 Honda Civic Si
1995 Honda Civic Si
1990 Honda Civic Si
1991 Honda Civic Si
1992 Honda Civic Si
1993 Honda Civic Si
1994 Honda Civic Si
1995 Honda Civic Si
1992 Honda Civic VX
1993 Honda Civic VX
1994 Honda Civic VX
1995 Honda Civic VX
1993 Honda Civic VX
1994 Honda Civic VX
1995 Honda Civic VX
1988 Honda Civic Wagovan
1989 Honda Civic Wagovan
1989 Honda Civic Wagovan
Honda Civic del Sol
1993 Honda Civic del Sol S
1994 Honda Civic del Sol S
1995 Honda Civic del Sol S
1994 Honda Civic del Sol S
1995 Honda Civic del Sol S
1993 Honda Civic del Sol Si
1994 Honda Civic del Sol Si
1995 Honda Civic del Sol Si
1994 Honda Civic del Sol Si
1995 Honda Civic del Sol Si
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