In fact, they can stand up to around 800 hp, which is perfect for a street truck with some performance mods under the hood. Thirty-spline axles and a large ring gear help these rearends hold power. They also require less power to turn because of the height where the pinion gear contacts the ring gear.
What is the strongest rear end?
9-inch Ford Rearend
The 9-inch Ford Rearend is the Strongest Rearend Out There—It’s All Due to “Hypoid Distance” 1] The 9-inch Ford has no differential case gear-ratio range restrictions; one differential accepts all gear ratios from the 2s through the 6s.
How much HP can 30 spline axles handle?
S/S Direct-Replacement C-Clip Axles (30-spline up to 450 hp1, 31-spline up to 500 hp1) The S/S C-clip axles are a direct replacement for OEM C-clip axles.
What did the Chevy 12 bolt rear end come in?
Trucks first started using 12-bolt rearends in the 1965 G-series vans and C-series pickups. They were used until the end of production in 1987. Blazers from 1969 through 1981 also used this differential (four-wheel-drive Blazers had it installed on the rear only).
Is a Chevy 12 bolt rear end good?
When the 12-bolt rearend is properly assembled, it’s the strongest passenger-vehicle rearend Chevy ever produced. GM engineers designed the 12-bolt to be a durable piece that could handle the torque output of its big displacement engines.
What is a good gear ratio for a street car?
If we have a daily driver, 2.55 to 3.25 gear ratios typically work best, whereas a street/strip application we would usually use a 3.42 to a 3.90 gear ratio, and race applications most commonly use a 4.10 and above gear ratios.
How much power can a 33 spline axles handle?
A 30-spline axle is rated at 6,200 lb-ft, a 31-spline at 7,000, a 33-spline at 8,200, a 35-spline at 9,600, and a 40-spline at 12,000.
What is axle spline count?
Spline count dictates the overall diameter of the axle shaft, the larger the axle, the stronger it is.
Is a GM 12-bolt rear end good?
Are all GM 12-bolt rear ends the same?
A different 12-bolt differential was used for light truck applications, but those 12-bolt units are not directly interchangeable. You can identify a truck differential by the smaller, 1.438-inch diameter pinion shaft and the size of the rear cover, measuring 10.875 inches by 10.875 inches.
What is strange engineering’s 12 bolt rear end?
Strange Engineering rear disc brake packages are sold separately. Once you have given the skilled team at Strange Engineering your 12 bolt rear end specifications, it is precision welded to provide a durable high-performance rear end that also looks like a million bucks.
How much heavier is a 12-bolt compared to A 9-bolt?
Typically, they are 20-40 pounds heavier than a 12-bolt or 9-inch. We can’t provide you with specific weights because housing width and parts selection will obviously affect weight.
Do they still make 12 bolts for Chevy?
Twelve bolts haven’t been built by Chevy for decades, but the aftermarket has certainly stepped up to fill the void. For example, Mark Williams offers new 12 bolt housings.
Are Strange Engineering rear end assemblies any good?
Strange Engineering and others offer a full range of heavy duty, bolt-in rear end assemblies for a large number of popular applications. The truth is, for racing purposes you can now build a better rear than a Dana, but for street cars, it’s a good choice.
