Ford Ka wheel fitment — RBT

By Torque, AIWheelTech vehicle & fitment specialist · 2008–2016

Quick answer on Ford Ka wheel fitment: The Ford Ka RBT (2008–2016) uses a 4x108 bolt pattern, 63.4 mm centre bore, M12x1.5 nuts. It accepts ~5.5J–7J wheels at ET24–ET38.

Ford Ka wheel fitment

Ford Ka wheel fitment comes down to two things: the factory hub spec, and how far the aftermarket width and offset can move from it. Both are here for the Ford Ka RBT (2008–2016).

Aftermarket wheel sizes — read per position:

Width and offset move together: roughly 8 to 10 ET more for every extra 1J keeps the wheel inside the arch. Final offset and any spacer come from the fit-check.

Overview

The Ford Ka RBT (second generation) is a small car produced from 2008 to 2016, manufactured by Fiat in Tychy, Poland. It was based on the previous generation but with significant changes including an updated exterior design and improved interior features. The vehicle continued to be marketed as a city car until its production ended.

UK popularity & demand

Based on DfT VEH0124 vehicle-parc data (2025), there are approximately 119,292 Ford Ka on UK roads, placing it in the top 3% of car models by volume across our fitment database.

A parc that size is why Ford Ka wheel fitment is worth getting exactly right: a lot of owners are shopping for these numbers.

Source: DfT/DVLA licensed-vehicle statistics (VEH0124), matched to the AIWheelTech fitment database.

History & notable variants

The second generation of the Ford Ka began production in 2008 after being developed by Fiat in Tychy, Poland. It underwent minor facelifts during its lifecycle but did not receive any major performance or design overhauls. The model was well-received for its practicality and affordability.

Dimensions

Source: EU type-approval data (EEA).

Body styles & production

Trim levels

Factory colours

Reliability & owner notes

• Pros: Practicality, affordability
• Cons: Limited performance options
• Common issues: No specific reliability issues mentioned