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Product Details
| Part Number: | SO-115 |
| Brand: | SynchroTech |
Synchrotech SO-115 – Hardened 5th & Reverse Gear Synchro Sleeve (B-Series, 1992–2001). A performance-grade replacement piece crafted for the 5th and reverse gear assembly in Honda/Acura B-Series manual transmissions. Designed to restore gear synchronization and improve shifting smoothness, this component ensures reliable operation in mid-to-late-’90s B-Series gearboxes.
Features:
- Precise Application Fitment: Engineered for B-Series transmissions in vehicles equipped with GSR, ITR, LS, GS, RS, and B16/B17/B18C/B18A/B18B engines from 1992 to 2001. Compatible transmission case codes include S80, Y80, YS1, Y21, S21, S4C, and S9B.
- Hardened Steel Construction: Built from high-strength, hardened steel for exceptional durability and resistance to wear—ideal for both daily driving and performance applications.
- OEM-Grade Engineering: Machined to exact factory specifications to ensure seamless integration as a direct replacement—no modifications needed.
- Targeted Gear Maintenance: Specially focused on the often-worn 5th and reverse gear synchronization area, offering a cost-effective solution for restoring shifting quality without a full rebuild.
Fitment:
- 1992-2001 GSR ITR LS GS RS B16 B17 B18C B18A B18B
- (S80 Y80 YS1 Y21 S21 S4C S9B)
The Synchrotech SO-115 is a hardened steel sleeve engineered for the 5th and reverse gear synchros in 1992–2001 Honda/Acura B-Series transmissions. Its OEM precision, robust construction, and cost-effective pricing make it a top choice for anyone aiming to refresh shifting performance without overhauling the entire gearbox.
WARNING: This product may contain chemicals known to the State of California to cause cancer or birth defects. www.P65Warnings.ca.gov.
Vehicle Fitment
| Year | Make | Model | Trim |
|---|---|---|---|
| 1992 | Acura | Integra | GS |
| 1992 | Acura | Integra | GS-R |
| 1992 | Acura | Integra | LS |
| 1992 | Acura | Integra | RS |
| 1993 | Acura | Integra | GS |
| 1993 | Acura | Integra | GS-R |
| 1993 | Acura | Integra | LS |
| 1993 | Acura | Integra | RS |
| 1994 | Acura | Integra | GS-R |
| 1994 | Acura | Integra | LS |
| 1994 | Acura | Integra | RS |
| 1994 | Honda | Civic del Sol | VTEC |
| 1995 | Acura | Integra | GS-R |
| 1995 | Acura | Integra | LS |
| 1995 | Acura | Integra | RS |
| 1995 | Acura | Integra | Special Edition |
| 1995 | Honda | Civic del Sol | VTEC |
| 1996 | Acura | Integra | GS-R |
| 1996 | Acura | Integra | LS |
| 1996 | Acura | Integra | RS |
| 1996 | Acura | Integra | Special Edition |
| 1996 | Honda | Civic del Sol | VTEC |
| 1997 | Acura | Integra | GS |
| 1997 | Acura | Integra | GS-R |
| 1997 | Acura | Integra | LS |
| 1997 | Acura | Integra | RS |
| 1997 | Acura | Integra | Type R |
| 1997 | Honda | Civic del Sol | VTEC |
| 1998 | Acura | Integra | GS |
| 1998 | Acura | Integra | GS-R |
| 1998 | Acura | Integra | LS |
| 1998 | Acura | Integra | RS |
| 1998 | Acura | Integra | Type R |
| 1999 | Acura | Integra | GS |
| 1999 | Acura | Integra | GS-R |
| 1999 | Acura | Integra | LS |
| 1999 | Honda | Civic | Si |
| 2000 | Acura | Integra | GS |
| 2000 | Acura | Integra | GS-R |
| 2000 | Acura | Integra | LS |
| 2000 | Acura | Integra | Type R |
| 2000 | Honda | Civic | Si |
| 2001 | Acura | Integra | GS |
| 2001 | Acura | Integra | GS-R |
| 2001 | Acura | Integra | LS |
| 2001 | Acura | Integra | Type R |
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