Brabus Smart forfour (2017) Wheel Fitment

Brabus Smart forfour (2017): 4x100 bolt pattern, 60.1mm center bore. Factory wheels: F: 16x6.0J R: 17x7.0J. Reference fitment ranges.

Bolt Pattern4x100
Wheel Bolt/NutM14x1.5 Bolt
Center Bore60.1mm
Wheel Load Rating650–750 kg/wheel (Standard Passenger Car segment reference)
Year2017
CategoryHatchback

Verified by ANKUSI's Engineering Team — IATF 16949 & ISO 9001 certified forged wheel manufacturer, TÜV/SFI/VIA compliant. See our factory & certifications →

Wheel Size & Offset at a Glance

Brabus Smart forfour wheel size and offset comparison by configuration
ConfigurationWheel Size & Offset
Factory (OE)F: 16x6.0J R: 17x7.0J
Flush FitmentF 17x6.5J ET38 / R 18x7.5J ET35
Maximum AggressiveF 17x7.0J ET35 / R 18x8.0J ET30

How to Read Wheel Offset & Measurements

Use these two references before ordering: the left diagram shows where each spec (PCD, center bore, offset, width and diameter) is measured on the wheel; the right diagram shows how positive, zero and negative offset shift the wheel face relative to the hub centerline.

Diagram showing wheel measurement points: centerline, center bore diameter, PCD, offset, rim width and diameter
Centerline, center bore, PCD, offset, width & diameter
Diagram comparing positive, zero, and negative wheel offset relative to the wheel centerline
Positive vs. zero vs. negative offset

ANKUSI Engineering Expert Advice

On a compact performance platform, every pound of rotational mass fights the car's natural agility. A forged wheel keeps strength at the factory-rated level while cutting that rotational weight, which is where the driving-feel improvement actually comes from.

The Brabus Smart forfour runs a 4x100 bolt pattern, 60.1mm center bore, and a F: 16x6.0J wheel from the factory. Our Flush Fitment reference is F 17x6.5J ET38 / R 18x7.5J ET35, which tucks the tire under the fender lip on a stock-height Brabus Smart forfour. Our Maximum Aggressive reference is F 17x7.0J ET35 / R 18x8.0J ET30 — beyond that offset, expect rubbing against the inner fender liner under compression without further trimming.

Brabus Smart forfour OE Wheel Specs

The 2017 Brabus Smart forfour (Hatchback) uses a 4x100 bolt pattern with a 60.1mm center bore. Factory wheels are F: 16x6.0J R: 17x7.0J.

Why the factory spec works for most owners:

  • Preserves the factory-tuned ride and steering feel
  • A mainstream size for this segment, keeping tire choice wide and prices reasonable
  • Leaves full clearance for the stock brakes and suspension hardware
  • Keeps handling predictable and consistent in everyday conditions

Flush Fitment

For a flush look with minimal rubbing, F 17x6.5J ET38 / R 18x7.5J ET35 is the recommended starting point on a stock or mildly lowered Brabus Smart forfour.

Maximum Aggressive Fitment

F 17x7.0J ET35 / R 18x8.0J ET30 is a more aggressive reference setup. Beyond this, expect rubbing under compression without fender rolling or camber correction.

5-Tier Configuration Options

A Factory-Style F 16x6.0J ET44 / R 17x7.0J ET44

Recommended setup: F 16x6.0J ET44 / R 17x7.0J ET44 | Economy impact: Negligible | Best for: Daily commuting, family use

Appearance: 7/10 | Comfort: 9.5/10 | Install difficulty: ★☆☆☆☆

Estimated cost: $450-800 (wheels + tires + install)

B Comfortable Upgrade F 17x6.5J ET41 / R 18x7.5J ET40

Recommended setup: F 17x6.5J ET41 / R 18x7.5J ET40 | Economy impact: -2 to -4% | Best for: Daily / street

Appearance: 8/10 | Comfort: 9/10 | Install difficulty: ★☆☆☆☆

Estimated cost: $1,950-2,550 (wheels + tires + install)

C Balanced / Flush Fit F 17x6.5J ET38 / R 18x7.5J ET35

Recommended setup: F 17x6.5J ET38 / R 18x7.5J ET35 | Economy impact: -4 to -6% | Best for: Street

Appearance: 8.5/10 | Comfort: 8/10 | Install difficulty: ★★☆☆☆

Estimated cost: $2,600-3,400 (wheels + tires + install)

D Aggressive F 17x7.0J ET37 / R 18x8.0J ET33

Recommended setup: F 17x7.0J ET37 / R 18x8.0J ET33 | Economy impact: -6 to -9% | Best for: Show / occasional track

Appearance: 9/10 | Comfort: 6.5/10 | Install difficulty: ★★★☆☆

Estimated cost: $3,900-5,000 (wheels + tires + install)

E Max Aggressive F 17x7.0J ET35 / R 18x8.0J ET30

Recommended setup: F 17x7.0J ET35 / R 18x8.0J ET30 | Economy impact: -8 to -12% | Best for: Show only

Appearance: 9.5/10 | Comfort: 4/10 | Install difficulty: ★★★★☆

Estimated cost: $4,800-6,200+ (wheels + tires + install)

Performance Comparison Matrix

MetricTier ATier BTier CTier DTier E
Wheel SpecF 16x6.0J ET44 / R 17x7.0J ET44F 17x6.5J ET41 / R 18x7.5J ET40F 17x6.5J ET38 / R 18x7.5J ET35F 17x7.0J ET37 / R 18x8.0J ET33F 17x7.0J ET35 / R 18x8.0J ET30
Economy ImpactNegligible-2 to -4%-4 to -6%-6 to -9%-8 to -12%
Appearance7/108/108.5/109/109.5/10
Comfort9.5/109/108/106.5/104/10
Install Difficulty★☆☆☆☆★☆☆☆☆★★☆☆☆★★★☆☆★★★★☆
Cost Range$450-800$1,950-2,550$2,600-3,400$3,900-5,000$4,800-6,200+
Best ForDaily commuting, family useDaily / streetStreetShow / occasional trackShow only

Real-World Reference Cases

The examples below are compiled from typical ANKUSI customer configurations and are labeled as reference cases, not individually verified real-world builds.

Case 1: Daily Driver (Factory-Style)

Profile: Everyday driving, prioritizes comfort and low running cost.

Setup: F 16x6.0J ET44 / R 17x7.0J ET44

Cost: ~$620

Outcome: Minimal visual change, ride and fuel economy essentially unaffected.

Case 2: Balanced Enthusiast (Balanced / Flush Fit)

Profile: Wants a sportier stance without sacrificing daily usability.

Setup: F 17x6.5J ET38 / R 18x7.5J ET35

Cost: ~$3,000

Outcome: Noticeable visual upgrade, fuel economy drop within the expected range.

Case 3: Show Build (Max Aggressive)

Profile: Built primarily for shows or occasional track/show use.

Setup: F 17x7.0J ET35 / R 18x8.0J ET30

Cost: ~$5,500

Outcome: Maximum visual impact; daily comfort and fuel economy are heavily compromised, physical test fit required before production.

Decision Guide

1
What's your primary use? Daily commuting → Tier A/B. Weekend street driving → Tier B/C. Show or occasional track use → Tier D/E.
2
What's your budget? Under $800 → Tier A. $800-3,400 → Tier B/C. $3,400+ → Tier D/E.
3
How much does fuel economy matter? Very important → Tier A. Somewhat important → Tier B/C. Not a priority → Tier D/E.
4
Still unsure? Tier C (Balanced / Flush Fit) is the default choice for most Brabus Smart forfour owners.

Offset & Backspacing Reference

Backspacing is calculated as wheel width (in) ÷ 2 + offset (mm) ÷ 25.4 + 0.5 (flange allowance):

  • OE: F 16x6.0J ET44 → ~5.23″ F backspacing, R 17x7.0J ET44 → ~5.73″ R backspacing
  • Flush: F 17x6.5J ET38 → ~5.25″ F backspacing, R 18x7.5J ET35 → ~5.63″ R backspacing
  • Max: F 17x7.0J ET35 → ~5.38″ F backspacing, R 18x8.0J ET30 → ~5.68″ R backspacing

Want to check a different width or offset before you order? Use our Offset & Backspacing Calculator to solve the numbers yourself, or looking for your exact Brabus spec, or want a wheel built to a custom offset for your Brabus Smart forfour? Contact ANKUSI with your bolt pattern and offset target and we will confirm the correct forged wheel spec for your build.

Frequently Asked Questions

What bolt pattern (PCD) does the Brabus Smart forfour use?
The 2017 Brabus Smart forfour uses a 4x100 bolt pattern.
How many lug bolts does the Brabus Smart forfour use?
The Brabus Smart forfour uses a 4-lug bolt pattern (4x100), so you need a 4-lug forged wheel to bolt straight on.
What is the center bore size on the Brabus Smart forfour?
The Brabus Smart forfour's center bore is 60.1mm. If an aftermarket wheel has a larger center bore than this, hub-centric rings are recommended so the wheel centers on the hub itself rather than relying on the lug bolts alone.
What size are the factory (stock) wheels on the Brabus Smart forfour?
Factory wheels on the Brabus Smart forfour are F: 16x6.0J R: 17x7.0J.
What is the biggest wheel size I can fit on my Brabus Smart forfour without rubbing?
The most aggressive fitment we recommend without fender work is F 17x7.0J ET35 / R 18x8.0J ET30. Going beyond this typically causes rubbing under compression unless you roll the fenders or add camber correction.
What does a flush wheel fitment look like on the Brabus Smart forfour?
For a flush look with minimal to no rubbing, we recommend F 17x6.5J ET38 / R 18x7.5J ET35 as a starting point on a stock or mildly lowered Brabus Smart forfour.
Do I need wheel spacers for my Brabus Smart forfour?
No. ANKUSI forges each wheel to your exact target offset, including the flush or max specs above, so you get the correct fitment without stacking spacers. Spacers are typically only used to push out an existing OE-offset wheel without replacing it, which isn't necessary when you're ordering a custom-offset forged wheel.
How do I calculate wheel backspacing for my Brabus Smart forfour?
Backspacing (in inches) = wheel width (in) ÷ 2 + offset (mm) ÷ 25.4 + 0.5 (flange allowance). For example, the flush spec above works out to roughly 5.25" backspacing up front and 5.63" in the rear.
What's the difference between wheel offset and backspacing?
Offset is the distance in millimeters from the wheel's true centerline to its mounting face (positive offset pulls the wheel in, negative pushes it out). Backspacing is the distance in inches from the mounting face to the back edge of the wheel barrel. They describe the same fitment from two different reference points, which is why ANKUSI lists both above — some shops and tuning guides quote offset, others quote backspacing.
Can I run staggered wheels (different sizes front and rear) on my Brabus Smart forfour?
Yes — the Brabus Smart forfour's factory and our recommended flush/max fitments already use staggered sizing (different width front and rear), and ANKUSI can forge matching staggered sets to your target offsets.

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