Infiniti G37 / Nissan 370Z JK41 Transmission

Description

Upgrade or replace your drivetrain with this OEM Infiniti G37 / Nissan 370Z JK41 manual transmission, one of the most reliable and performance-proven gearboxes from Nissan’s legendary VQ platform.

The JK41 6-speed manual transmission is engineered to handle the torque of the VQ37VHR engine, offering smooth, precise gear engagement and excellent durability. This unit has been tested, cleaned, and inspected to ensure perfect operation — no grinding, popping out of gear, or leaks.

All internal components, including synchronizers and bearings, are in excellent shape. The casing is clean, free of cracks or major wear, and all mounting points and sensors are intact. This transmission is plug-and-play compatible with both Infiniti G37 and Nissan 370Z equipped with the VQ37VHR engine.

Ideal for direct replacement, performance swap, or manual conversion projects, the JK41 gearbox delivers dependable performance whether you’re cruising or tracking your car.

🔹 Key Features

• Genuine Infiniti / Nissan OEM JK41 transmission

• 6-speed manual gearbox — close-ratio performance design

• Smooth, precise shifting with factory synchros

• Compatible with VQ37VHR engines

• Tested and verified functional

• Clean housing and intact sensor connectors

• Perfect for stock replacement or manual swap projects

🔹 Compatibility

• Infiniti G37 (2008–2013) Coupe & Sedan

• Nissan 370Z (2009–2019)
  Fits models equipped with the VQ37VHR 3.7L engine.

🔹 Condition

Used — Excellent condition, tested, no leaks or grinding

🔹 Transmission Code

JK41 / JK40 Series (6-speed manual)