What size wheels fit a Mercedes C205 All-Terrain R2CS?

Roughly 7.5J–9J (ET25–ET45).

How many Mercedes C Class are there on UK roads?

Approximately 340,482 Mercedes C Class are licensed in the UK, according to DfT VEH0124 vehicle-parc data (2025).

Mercedes C Class wheel fitment — C205 All-Terrain R2CS

By Torque, AIWheelTech vehicle & fitment specialist · 2022–2026

Mercedes C Class wheel fitment at a glance — The Mercedes C205 All-Terrain R2CS (2022–2026) uses a 5x112 bolt pattern, 66.6 mm centre bore, M14x1.5 bolts torqued to ~130 Nm. It accepts ~7.5J–9J wheels at ET25–ET45.

Overview

The Mercedes-Benz C-Class is a series of compact executive cars produced by Mercedes-Benz Group AG, introduced in 1993 as a replacement for the W201 range. The current generation, known as the W206, was launched in 2021 and includes sedan, station wagon (estate), coupe, and cabriolet body styles. It features an advanced chassis with extensive use of aluminum and high-strength steel, resulting in significant weight reduction compared to its predecessor. The C-Class All-Terrain variant is a crossover-inspired estate model designed for off-road driving.

Mercedes C Class wheel fitment

Mercedes C Class wheel fitment for the Mercedes C205 All-Terrain R2CS (2022–2026): the factory PCD, centre bore and bolt spec, then the aftermarket width and offset window we fit to.

Bolt pattern (PCD)	5x112
Centre bore	66.6 mm
Bolt / thread	M14x1.5 (bolts)
Wheel-bolt torque	130 Nm
Seat type	radius
Factory setup	square
TPMS	direct
Run-flat	Yes

Aftermarket wheel sizes — read per position:

Position	Width	Offset
Front	7.5J–9J	ET25–ET45

As a rule, each extra 1J of width wants roughly +8–10 ET to keep the wheel tucked. The exact offset and any spacer are confirmed by the fit-check.

Browse wheels that fit a Mercedes C Class →Get them fitted (UK)

UK popularity & demand

~340,482 Mercedes C Class licensed on UK roads — top 1% of models by volume.

Based on DfT VEH0124 vehicle-parc data (2025), there are approximately 340,482 Mercedes C Class on UK roads, placing it in the top 1% of car models by volume across our fitment database.

That makes Mercedes C Class wheel fitment a high-demand spec to keep in stock. It is one reason we track it here.

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

Body styles & production

Body styles	Sedan, Touring (estate), Coupe, Cabriolet
Produced	2022–2026

Trim levels

AvantgardeExclusiveSport

Factory colours

Obsidian Black MetallicDeep Black , Tiefschwarz , BlackDesigno Kaschmirweiss Magno Metallic MattePolar WhiteMagnetitschwarz MetallicDesigno Spektralblau Metallic MatteNautikblau MetallicArctic WhiteBrillantsilber MetallicSteel Gray Metallic , Tenoritgrau MetallicPolar Silver MetallicGraphitgrau Magno PearlGraphitgrau MetallicSodalithblau MetallicMojavesilber MetallicOpalithweiss PearlCavansite Blue MetallicBrilliant Blue MetallicSonnengelbHigh Tech Silber Metallic

History & notable variants

The W206 generation was unveiled on 23 February 2021 and includes the introduction of four-cylinder engines with an integrated starter generator and a 48-volt electrical system. The C-Class All-Terrain (X206) variant, released as part of this generation, features body cladding, increased ride height, all-wheel drive, and additional driving modes for enhanced off-road capability.

Reliability & owner notes

Pros: Advanced chassis technology, extensive use of aluminum and high-strength steel for weight reduction, 48-volt electrical system, all-wheel drive options
Cons: Limited availability of V6 engines in some markets, higher cost compared to competitors
Common issues: null