Ground Zero GZCS 100MB‑S | Plug & Play 4″ Car Surround Speakers for Mercedes‑Benz

GZCS 100MB‑S | 4″ Surround Speaker for Mercedes‑Benz | 40 W RMS | 82 dB SPL

The GZCS 100MB‑S is a car‑specific 4″ (100 mm) surround wide‑range speaker engineered for seamless plug‑and‑play replacement of factory surround drivers in compatible Mercedes‑Benz models. Featuring a glass‑fiber cone, compact neodymium motor, and Mercedes‑specific compound mounting basket, it delivers natural midrange and ambient audio clarity—perfect for upgrading rear or door surround channels.

With its plug‑and‑play installation and OEM-specific connector, the GZCS 100MB‑S requires no cutting or rewiring. The 4 Ω impedance and 82 dB sensitivity make it an excellent match for factory head units or OEM amplifier setups. Ideal for vehicles with standard or Burmester® surround configurations.

Product Highlights:

Car‑specific OEM surround upgrade: 100 mm (4″) wide‑range speaker in vehicle‑specific basket

Full plug‑and‑play installation: OEM-compatible connector and housing included

Compact neodymium motor: Efficient magnetic design in a low-profile chassis

Glass‑fiber cone material: Clean, accurate sound reproduction across mids

Balanced tonal response: Voice clarity and imaging from 100 Hz–17 kHz

Efficient factory integration: 82 dB sensitivity, compatible with OEM head units

OEM impedance design: 4 Ω single voice coil for direct system integration

Robust power handling: 40 W RMS / 60 W peak for consistent daily performance

Tech Specs:

Model: GZCS 100MB‑S

Type: Surround Wide‑Range Speaker

Woofer: 100 mm (4″) glass‑fiber cone

Tweeter: N/A (Full‑range driver)

Power: 40 W RMS / 60 W Peak

Sensitivity: 82 dB

Impedance: 4 Ω

Frequency Response: 100 Hz – 17 kHz

Installation: Plug‑and‑play with OEM Mercedes‑Benz mounting and connector

Mounting Depth: OEM‑specific (varies by vehicle)

Mounting Diameter: 100 mm (standard 4″ fitment)

Applications: Surround speaker upgrade for select Mercedes‑Benz models

Compatibility:

Direct‑fit compatible with the following Mercedes‑Benz models:

C-Class: W205 Sedan, S205 Wagon, C205 Coupé, A205 Cabriolet

GLC-Class: X253 SUV, C253 Coupé SUV

E-Class: W213 Sedan, S213 Wagon, C238 Coupé, A238 Cabriolet

S-Class: W222 Sedan