Table of Contents
What gear ratio does my s10 have?
The standard gear ratio for a 4×4 is 3.73. All the rest of the ratios will have the code for them. I have an 85 2.8 auto with the same RPO tag.
Where do you find the gear ratio?
To calculate the gear ratio: Divide the number of driven gear teeth by the number of drive gear teeth. In our example, it’s 28/21 or 4 : 3. This gear ratio shows that the smaller driver gear must turn 1,3 times to get the larger driven gear to make one complete turn.
How do you find the gear ratio on a Vin?
Identify the VDS section, the fourth through eighth digits of the VIN. This section typically includes information such as the vehicle model, engine size and body type. While not every vehicle manufacturer includes gearbox ratio information in the VDS, this will be where the information is found if it was included.
How do I identify a GM 10 Bolt differential?
The casting numbers for 10-bolt rear differentials are typically located either on the forward side of the passenger-side axle tube or on the driver’s side. These numbers are approximately 3 inches from the center section.
How do I identify my Chevy rear axle?
All Chevrolet rear ends can be identified by comparing the gasket shape to an identification chart similar to the one found on Drivetrain’s differential identification page (see References). A visual chart of different GM/Chevrolet rear ends is found on Ring & Pinion’s differential types web page (see References).
How do I find out the gear ratio of my car?
The gear ratio is calculated by dividing the output speed by the input speed (i= Ws/ We) or by dividing the number of teeth of the driving gear by the number of teeth of the driven gear (i= Ze/ Zs).
Where can I find the axle gear ratio?
To find the axle gear ratio of any GM vehicle, locate the RPO sticker (typically located in the glove box) and write down any codes starting with F, G, or H. Then, find those codes in the table below. NEW! – Need help with GM RPO axle codes?
Where do I find my rear end ratio?
The table below will help you determine what rear end ratio you have by using your RPO code, answering the question: What rear end ratio was in my Chevrolet or GMC vehicle when it left the factory. You can typically find your RPO code on driver side door panel or glove box.
When to change the rear end gear ratio?
Switching your rear end gear ratio helps your gas mileage or improves your power! If you’re looking for better gas mileage, you want to switch to a higher gear ratio. If your looking for more power or performance, you would switch to a lower ratio.
What’s the axle ratio on a GM transaxle?
GM RPO Codes – Factory Identification Labels and Interpretation RPO Code Description Ratio G11 Transaxle Final Drive 2.56 G44 Axle Rear 3.07 G72 Axle Rear 2.14 G75 Axle Rear 3.62