# Twin Power 90-97 Big Twin Clutch Hub Replaces H-D 37550-90A

These accurate reproductions of the Big Twin clutch hub features steel spines and aluminum hub construction.

-   Direct fit ensures easy installation without modifications on compatible Harley models
-   High strength construction withstands extreme heat and heavy-duty riding conditions
-   Precision-engineered for seamless OEM replacement and reliable clutch performance
-   Replaces H-D® 37550-90A

This Part Fits:

Year

Make

Model

Submodel

1994-1997

Harley-Davidson

FLHR Road King

Base

1996-1997

Harley-Davidson

FLHRI Road King

Base

1990-1993

Harley-Davidson

FLHS Electra Glide Sport

Base

1990-1997

Harley-Davidson

FLHT Electra Glide Standard

Base

1990-1997

Harley-Davidson

FLHTC Electra Glide Classic

Base

1996-1997

Harley-Davidson

FLHTCI Electra Glide Classic

Base

1990-1997

Harley-Davidson

FLHTCU Electra Glide Ultra Classic

Base

1995-1997

Harley-Davidson

FLHTCUI Electra Glide Ultra Classic

Base

1990

Harley-Davidson

FLST Heritage Softail

Base

1990-1997

Harley-Davidson

FLSTC Heritage Softail Classic

Base

1990-1997

Harley-Davidson

FLSTF Fat Boy

Base

1993

Harley-Davidson

FLSTN Heritage Softail Nostalgia

Base

1994-1996

Harley-Davidson

FLSTN Heritage Softail Special

Base

1997

Harley-Davidson

FLSTS Heritage Springer

Base

1996

Harley-Davidson

FLTCUI Tour Glide Ultra Classic

Base

1995-1997

Harley-Davidson

FXD Dyna Super Glide

Base

1993-1997

Harley-Davidson

FXDL Dyna Low Rider

Base

1994-1997

Harley-Davidson

FXDS-Conv Dyna Convertible

Base

1993-1997

Harley-Davidson

FXDWG Dyna Wide Glide

Base

1990-1994

Harley-Davidson

FXLR Low Rider Custom

Base

1990-1994

Harley-Davidson

FXR Super Glide II

Base

1990-1995

Harley-Davidson

FXRPF Police

Base

1990-1992

Harley-Davidson

FXRS Low Glide

Base

1990-1994

Harley-Davidson

FXRS-Conv Low Rider Sport Convertible

Base

1990-1993

Harley-Davidson

FXRS-SP Low Rider Sport

Base

1990-1992

Harley-Davidson

FXRT Sport Glide

Base

1990-1997

Harley-Davidson

FXST Softail Standard

Base

1990-1997

Harley-Davidson

FXSTC Softail Custom

Base

1990-1997

Harley-Davidson

FXSTS Springer Softail

Base

1995-1997

Harley-Davidson

FXSTSB Bad Boy

Base

## Details

- **Price:** 196.81 CAD
- **Vendor:** TwinPower
- **Type:** Clutch Baskets

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 196.81 CAD | In stock |

## Images

- Photo - Primary

---

> Source: [Standard Auto Part](https://www.standardautopart.com/products/twin-power-90-97-big-twin-clutch-hub-replaces-h-d-37550-90a)
> Updated: 2026-07-01