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Drivetrain› Quick Change Differentials and Components

SCS GEARS

Quick Change Gear Set 6 Spline

$182.00 $151.44 Save $30.56

SKU: S077 623-PRO

In Stock
In Stock
Ships by Jul 29
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The SCS GEARS 623-PRO is a quick change gear set designed for high-performance applications. Manufactured from 9310 aircraft alloy, these gears are built for maximum strength and durability. They feature a black oxide finish for corrosion protection and undergo a five-step heat-treating process.

This set is part of SCS Gearbox's Professional Series, specifically Set 623, and comes with 6 splines. It offers multiple gear ratios, including 4.11 with a low ratio of 2.99 and high ratio of 5.65, as well as 4.33 with a low ratio of 3.15 and high ratio of 5.95. The gears are sold individually and made of steel.

Fitment

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandSCS GEARS
Part NumberS077 623-PRO

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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