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Drivetrain› Differentials and Rear-End Components

RPM Transmissions

Stage II Differential

Name: Stage II Differential
Brand: RPM Transmissions
SKU: diff-stg-2-C6

$4,199.99

SKU: diff-stg-2-C6

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$100 Minimum Order

Non-Returnable Item

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Moderate — 2–4 hours

Overview

The RPM Transmissions differential is a Stage II upgrade designed for the 2006-2013 Chevrolet Corvette.

This differential features a media blast transmission case, a seal & gasket kit, C6 Z06 left and 2-piece right stub shafts, OEM clutch packs, and HD preload springs. It also includes a performance metal micropolished ring and pinion. Multiple gear ratios are available, including 2.56 (30 spline), 2.73, 3.15, 3.42, 3.73, 3.90, and 4.11. Specific ratios are available only for C6 Z06/ZR1 models (3.42, 3.90, 4.11).

Show original supplier description

The RPM Transmissions Stage II Differential is a performance upgrade meticulously engineered for the 2006-2013 Chevrolet Corvette. Key components of the Stage II build include a media blasted transmission case for durability, a comprehensive seal and gasket kit, and specialized C6 Z06 left and 2-piece right stub shafts. It also incorporates OEM clutch packs and heavy-duty preload springs, alongside a performance metal micropolished ring and pinion for optimized power transfer. A variety of gear ratios are offered, including 2.56 (with a 30 spline option), 2.73, 3.15, 3.42, 3.73, 3.90, and 4.11. For C6 Z06 and ZR1 models, specific ratios of 3.42, 3.90, and 4.11 are exclusively available. This differential is built upon a stronger 2006+ style assembly. It is noted that images may display additional options not included in the standard build. The product is available for 2005, 2006, and 2007 Chevrolet Corvette C6 models. It is purchased on an exchange basis and is guaranteed to perform with OEM quietness.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

Brand	RPM Transmissions
Part Number	diff-stg-2-C6
Category	Drivetrain

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Returns & Fitment

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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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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