[Z06] 3.90 gear ratio
Mar 2, 2025 | 09:33 AM
Thread Starter
Safety Car
Joined: Dec 2015
Posts: 3,947
Likes: 1,407
From: Canada
3.90 gear ratio
Where can I find a good 3.90 ring and pinion gear set for my Z I don’t want any of eBay and Facebook chinese crap I ´m looking for a reputable brand and seller
Mar 2, 2025 | 09:58 AM
Race Director
Joined: Jan 2000
Posts: 10,384
Likes: 3,389
From: Central TX
C5 of Year Finalist (appearance mods) 2019
RPM Transmissions in Anderson,Indiana would be my first call.
Mar 2, 2025 | 10:20 AM
Thread Starter
Safety Car
Joined: Dec 2015
Posts: 3,947
Likes: 1,407
From: Canada
Quote:
Originally Posted by
USAZR1
RPM Transmissions in Anderson,Indiana would be my first call.
I know these guys are top gun, I’m not sure if they sell parts alone
Last edited by captain vette; Mar 2, 2025 at 03:41 PM .
Mar 2, 2025 | 01:09 PM
Safety Car
Joined: Mar 2005
Posts: 3,759
Likes: 1,217
From: Wisconsin
Summit Racing carries gear sets
Mar 2, 2025 | 01:18 PM
Drifting
Joined: Jul 2004
Posts: 1,692
Likes: 693
From: Pingree Grove IL
RPM. Mines an A4 trans, have a stage2 3.73 in mine. They usually just build the diffs, ship them, and they need your core for an exchange.
Mar 2, 2025 | 09:08 PM
Le Mans Master
Joined: Oct 2008
Posts: 8,898
Likes: 981
From: Whitby Ont.
RPM. just bought a ring and pinion last year.
Mar 2, 2025 | 10:00 PM
Le Mans Master
Joined: Feb 2021
Posts: 6,526
Likes: 4,370
From: Florida
2025 Corvette of the Year Finalist - Unmodified
2024 C5 of the Year Winner- Unmodified
2022 C5 of the Year Finalist - Unmodified
Summit has both Motive and Yukon gears.
Mar 3, 2025 | 08:39 AM
Drifting
Joined: Sep 2022
Posts: 1,796
Likes: 2,061
From: In the woods
2024 C5of the Year Finalist - Unmodified
I go with RPM also, they will source my diff and trans when that time comes.
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3.90 gear ratio
