4 Electrical switch & relay parts are listed for the 1956 Fargo FC4B Pickup, in 3 part types, covering both the 4.1L 251cid L6 and the 4.4L 270cid V8. Each one has a brand, a manufacturer part number and notes that say where it fits.
The switch and relay system on the 1956 Fargo FC4B Pickup covers the switches, relays and flashers that route power to everything the driver touches. All 4 listed parts are Brake Light Switch (2 parts), Axle Shift Switch (1 part) and Horn Relay (1 part).
The 1956 Fargo FC4B Pickup was sold with both the 4.1L 251cid L6 and the 4.4L 270cid V8. All 4 parts on this page fit every engine.
2 brands supply electrical switch & relay parts for the 1956 Fargo FC4B Pickup, led by WELLS (3 parts) and STANDARD MOTOR PRODUCTS (1 part).
Each part number listed for the 1956 Fargo FC4B Pickup opens a page with every vehicle that part fits.
Axle Shift Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: all 1956 FC4B Pickup engines | 1S1697 | 🇨🇦 CA | with 2 Speed Rear Axle, Terminal Block | View on Amazon |
This table covers the Axle Shift switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
This group shows a single part: WELLS 1S1697.
Brake Light Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 1956 FC4B Pickup engines | SLS28 | 🇨🇦 CA | View on Amazon | |
| WELLS Fits: all 1956 FC4B Pickup engines | 1S5368 | 🇨🇦 CA | View on Amazon |
This table covers the pedal-mounted switch that turns on the brake lamps. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
2 Brake Light Switch parts are listed for the 1956 Fargo FC4B Pickup, from STANDARD MOTOR PRODUCTS and WELLS. All of them fit every engine offered in the 1956 FC4B Pickup.
Listed part numbers: STANDARD MOTOR PRODUCTS SLS28 and WELLS 1S5368.
Horn Relay
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: all 1956 FC4B Pickup engines | 1R1715 | 🇨🇦 CA | This horn relay can be used for any 12 Volt, Three terminal application that does not require an internal resistorUniversal Horn Relay, 12 Volt Type Three Screw Terminals | View on Amazon |
This table covers the relays that control the Horn circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is.
This group shows a single part: WELLS 1R1715.
Buying Electrical Switch & Relay Parts for a 1956 Fargo FC4B Pickup
On this vehicle, the switch and relay system covers the switches, relays and flashers that route power to everything the driver touches.
- You do not need to pick an engine: every electrical switch & relay part on this page fits both the 4.1L 251cid L6 and the 4.4L 270cid V8.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, inspect the connector terminals behind any failed switch — heat damage there will kill the new part too.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Brake Light Switch and Axle Shift Switch .
Frequently Asked Questions
How many electrical switch & relay parts fit the 1956 Fargo FC4B Pickup?
Our catalog currently lists 4 electrical switch & relay parts for the 1956 Fargo FC4B Pickup across 3 subcategories and 2 brands, covering both the 4.1L 251cid L6 and the 4.4L 270cid V8. Each part is matched to the engine(s) it fits.
Do electrical switch & relay parts differ between 1956 Fargo FC4B Pickup engines?
No. On this page every electrical switch & relay part fits both the 4.1L 251cid L6 and the 4.4L 270cid V8. You do not need to pick an engine to choose the right row — use the notes for position and trim.
What are the signs of electrical switch & relay problems on a 1956 Fargo FC4B Pickup?
Common symptoms include accessories that work intermittently, a click without action, or one function dead while its fuse tests fine. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, inspect the connector terminals behind any failed switch — heat damage there will kill the new part too.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 1956 Fargo FC4B Pickup was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 1956 Fargo FC4B Pickup?
Every part on this page already fits both the 4.1L 251cid L6 and the 4.4L 270cid V8. Then swap a suspect relay with an identical known-good one from the fuse box before buying — it is the fastest diagnostic there is. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 1956 Fargo FC4B Pickup
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