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73-87 Chevy _ GMC Trucks => Engine/Drivetrain => Topic started by: psychomidgit on July 04, 2009, 04:04:03 pm

Title: Diff question
Post by: psychomidgit on July 04, 2009, 04:04:03 pm

Anyone know the stock diff ratio for an 84 K10 LWB?

Title: Re: Diff question
Post by: VileZambonie on July 04, 2009, 11:28:57 pm

There is no stock ratio. You need to check it.  3.08:1, 3.42:1 & 3.73:1 were the most common ratio's

Title: Re: Diff question
Post by: Just-speed on July 05, 2009, 07:02:21 am

My 84 K10 LWB Silverado had 3.08 gears.  I put in 4.56 gears from Summit.

Title: Re: Diff question
Post by: psychomidgit on July 05, 2009, 04:38:27 pm

ok, thank you