The TCI 34-element sprag assembly is a one-way clutch device that transfers power through a TH400 transmission. It is built with superior materials to handle higher performance applications and is stronger than stock in both material and design. Where multiple sprag designs are available, TCI selects the strongest one for the build.
- Fits TH400 transmissions
- 34-element sprag design
- One-way clutch device
- Stronger than stock in material and design
- Built for higher performance applications
- Part number: 227900
FAQ
What transmission does the 227900 sprag fit?
It fits TH400 transmissions.
What type of sprag is the 227900?
It is a 34-element one-way clutch sprag assembly.
Is the 227900 sprag stronger than stock?
Yes, it is stronger than stock in both material and design and is built for higher performance applications.

