# Twin Power 55-84 Big Twin Splined Shaft Motor Sprocket 24 Teeth Replaces H-D 40211-55

Twin Power™ splined shaft engine sprockets for early Big Twins deliver a solid, dependable connection at the crank, replacing worn stock units to restore accurate primary drive alignment.

-   Matches OEM dimensions for straightforward installation
-   Hardened teeth resist wear in primary drive service
-   Designed for splined shaft 55-84 Big Twin engines

This Part Fits:

Year

Make

Model

Submodel

1971-1980

Harley-Davidson

FLH Electra Glide

Base

1980-1984

Harley-Davidson

FLHS Electra Glide Sport

Base

1983-1984

Harley-Davidson

FLHTC Electra Glide Classic

Base

1980-1983

Harley-Davidson

FLT Tour Glide

Base

1971-1978

Harley-Davidson

FX Super Glide

Base

1980-1982

Harley-Davidson

FXB Sturgis

Base

1983

Harley-Davidson

FXDG Disc Glide

Base

1974-1984

Harley-Davidson

FXE Super Glide

Base

1979-1984

Harley-Davidson

FXEF Fat Bob

Base

1977-1982

Harley-Davidson

FXS Low Rider

Base

1983-1984

Harley-Davidson

FXSB Low Rider - Belt

Base

1980-1984

Harley-Davidson

FXWG Wide Glide

Base

## Details

- **Price:** 93.53 CAD
- **Vendor:** TwinPower
- **Type:** Sprockets

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 93.53 CAD | In stock |

## Images

- Photo - Primary

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/twin-power-55-84-big-twin-splined-shaft-motor-sprocket-24-teeth-replaces-h-d-40211-55)
> Updated: 2026-07-14