Pistons Rings Set STD 83.00mm A2700302017 Replacement For Mercedes-Benz W176 X156 W246 C117 GLA220

STD Piston Ring Set – For Mercedes-Benz W176 / C117 / X156 / W242 / W246

Fits M270.920 2.0L Turbocharged Engine | OEM Replacement

Maintain peak engine performance and compression with this high-quality standard-size piston ring set, engineered for Mercedes-Benz vehicles equipped with the M270.920 2.0L turbocharged inline-4 engine. Ideal for professional rebuilds and repairs, this set meets OEM specifications for fit, function, and reliability.

Compatible Models:

• W176 A-Class – A250

• C117 CLA-Class – CLA250

• X156 GLA-Class – GLA250

• W242/W246 B-Class – Models equipped with M270.920

Engine Type: M270.920 — 2.0L L4 Turbocharged (1991cc)
⚠️ Please confirm fitment by providing your VIN number or matching the original part number before placing an order.

OEM Part Numbers:

• Direct OE Part Numbers:

  • A 270 030 20 17

  • A 270 030 00 24

• Replacement OE Numbers:

  • A 270 030 04 17

  • A 270 030 11 17

  • A 270 030 19 17

  • A 270 030 22 17

  • A 270 030 26 17

  • A 270 030 28 17

  • A 270 030 29 17

  • A 270 030 01 24

• Cross References:

  • Kolbenschmidt: 40859600

  • Wilmink Group: WG1700581

Technical Specifications:

• Standard Size (STD 0.00) – For unmodified cylinder bores

• Cylinder Bore: Φ83.00 mm

• Piston Pin Diameter: Φ20 mm

• Piston Pin Length: 51 mm

• Piston Ring Thickness:

  • Top Ring: 1.2 mm

  • Second Ring: 1.0 mm

  • Oil Ring: 2.0 mm

Important Notes:

• This listing is for a standard (STD) piston ring set – not suitable for oversize or rebored engines

• Professional installation is strongly recommended

• Match all part numbers or consult with your mechanic to ensure compatibility