Category:Drivetrain

Be sure to visit our forum for the latest G37 news and information. It is also a great place to meet fellow G37 owners and find local car clubs and meets.

From The Infiniti G37 Information Resource

G37 Drivetrain Overview

The Infiniti G37 comes with either a 5spd automatic or a 6spd manual transmission. This page lays out all the information that you may need when researching drivetrain components, OEM specs, aftermarket upgrades, and more. If there is information missing here, please add to, or revise the page and other related pages.

Almost every component in the drivetrain is replaceable and upgradeable using more robust aftermarket parts. This guide is designed to make the decision making process easier by laying out the specs of all the components and offering suggestions from experienced enthusiasts.

Visit our Drivetrain forum to get more help: Link

Drivetrain

The G37 Drivetrain Portal

G37 Drivetrain Components and Upgrades

On the following pages you will find all of the available aftermarket upgrades for the G37 (within reason). We have not included cheap "knockoff" parts, ebay specials, or anything you might find at Pep Boys. We focus on presenting only true performance upgrades. Let us know if we have missed anything, or add it yourself.


Clutches	Drivetrain Accessories	Final Drive Gear Sets

Flywheels	Limited Slip Differentials	Short Shifter

G37 Drivetrain Tutorials

The following links contain do-it-yourself tutorials and guides. The procedures have been layed out in an easy to follow manner so you can work on your own G37. Some of the articles are marked as 'stubs' which are placeholders.

Wheel Stud Replacement

G37 Drivetrain FAQs

Have a question about G37 drivetrain? The answer is probably on the following pages. If your question is not there, please add it and one of our staff will promptly fill in the appropriate response.

Drivetrain Definitions

G37 Gear Ratios

	6spd MT	5spd Auto
1st	3.794	3.841
2nd	2.324	2.352
3rd	1.624	1.529
4th	1.271	1.000
5th	1.000	0.839
6th	.794	----
Reverse	3.446	2.764
Final Drive	3.692

G37 Fluid Warning

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Warning!!

Do not use GL5 transmission fluid. It will damage the synchros in the Infiniti G37 transmissions. You need GL4 fluid. Most fluid available at autoparts stores is GL5. I purchased mine here: http://www.myoilshop.com/

G37 Technical Drawings

Here are some exploded views of the OEM brake systems found in the Official Infiniti G37 Service manual. You might find these useful when looking for replacement parts, tackling a brake installation, or any variety of other reasons.