Porsche 911 gearbox 991.2 PDK CG 115 Gear 3.0

CG115 code identifies the PORSCHE 991.2 911 Carrera (Base, S, and GTS) 7-speed PDK Transmission. This unit is specifically engineered for the 3.0L Twin-Turbo “9A2” engine generation, which debuted in 2017.

Compared to the 991.1 gearboxes, the CG115 features revised gear ratios and a reinforced dual-clutch assembly to manage the instant low-end torque provided by the 3.0L turbocharged platform.

Technical Compatibility & Details

This transmission is the primary unit for Rear-Wheel Drive (RWD) 991.2 models from 2017–2019.

• Manufacturer: ZF (7DT-45 H Gen 2)

• Engine Match: 3.0L Twin-Turbo Flat-6 (Carrera, Carrera S, Carrera GTS)

• Drivetrain: Rear-Wheel Drive (RWD)

• Key Improvement: Enhanced thermal management and shift logic compared to the 991.1 units to handle the 3.0T’s 331–405 lb-ft of torque.

Fitment Matrix

Professional Listing / SEO Description

If you are adding this to your high-end inventory, here is a professional description for your storefront:

Headline: Genuine OEM Porsche 911 (991.2) PDK Transmission (CG115) – 3.0L Twin-Turbo

“For sale is a premium OEM Porsche 911 (991.2) 7-speed PDK Gearbox, code CG115. Specifically designed for the 2017–2019 Carrera, Carrera S, and GTS models equipped with the 3.0L Twin-Turbo engine. This high-torque RWD unit features optimized dual-clutch internals for rapid power delivery and seamless gear transitions. Fully compatible with Porsche Torque Vectoring (PTV) systems. Perfect for a direct replacement or a low-mileage drivetrain upgrade.”