FIAT • OPT •
4SU
Category: Chassis
Specific Brake Calipers
Brake calipers.
Model-specific brake calipers.
More about this option
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Get a complete VehicleDataSheet (options, equipment, specs) for your VIN.
This code or feature is linked to these vehicles
Related OPT codes
- OPT 933 — Front Self-Locking Differential
- OPT 58I — Specific Brake Calipers 3
- OPT 157 — Special Gear Ratios
- OPT 112 — Electric Power Steering
Frequently Asked Questions
What does OPT code 4SU mean?
OPT code 4SU is a factory equipment code used by FIAT to describe a specific vehicle configuration or component.
Where can I find OPT code 4SU on my car?
This code is typically found in the vehicle’s factory build data, service documentation, or can be confirmed by decoding the VIN.
Does OPT code 4SU affect maintenance or parts?
Yes. Factory codes determine correct parts selection, software compatibility, and service procedures for your exact vehicle configuration.
How can I verify OPT code 4SU for my vehicle?
The most reliable way is to order a complete Vehicle Data Sheet decoded directly from your vehicle’s VIN.