What rear end is in a 99 F250?

All ’99-up F-350 SRW pickups with diesel engine have the Ford 10.5″ rear axle with 3.73 ratio. But the “one-ton Dooley” with a diesel engine has a completely different rear axle. It’s a Dana 80 with an 8.25″ ring gear. 3.73 open axle was standard, and 4.10 limited slip was optional.

What differential does Nascar use?

A popular locking differential is the Detroit Locker, used in NASCAR. As we saw, both a spool and an open diff have their issues, especially in racing conditions. Most race cars thus use a limited slip differential, which offers the best of both worlds.

What Ford trucks have Dana 60 axles?

Ford uses Dana Super 60 Front Driving Axles in 2005 and newer F250, F350, F450, and F550 Super Duty 4×4 trucks. Each axle is built with a Bill of Material (BOM) Tag affixed to the differential cover by two cover bolts.

What rear axle is in a 2000 F250?

Ford 10.5″ full-floating rear axles were the only available axle for 2000-2005 Excursions plus 1999-2016 Ford F-250 and Single Rear Wheel (SRW) F-350 trucks. A Dual Rear Wheel Version (DRW) was also used for some gas engine F350 models.

How do I know if I have a rear differential?

Without an ID tag, differentials are identified by the number of cover bolts, the distinctive shape of the cover, the number of ring gear bolts, and ring gear diameter. They can also be identified by whether the center section is an integral or dropout design.

How do I know if I have a limited slip differential?

The easiest way to tell if you have an open differential is to jack up the car and spin one of the rear tires. If the other wheel spins in the opposite direction, you have an open differential. If it spins in the same direction, you have a limited slip differential, or LSD.

Do NASCAR’s have locked diffs?

NASCAR restricts teams to a particular type of locking differential that uses a mechanical means of keeping the two wheels. An unlocked differential provides the same torque to each wheel, but allows them to rotate at different rates. A locked differential forces each wheel to rotate at the same rate.

Do NASCAR Cup cars have a clutch?

Although NASCAR cars have clutch pedals, these are rarely used when shifting gears. Instead, drivers shift gears by matching the car’s speed to the car’s RPM (revolutions per minute).

What trucks came with Dana 60 front axles?

Ford uses Dana Super 60 Front Driving Axles in 2005 and newer F250, F350, F450, and F550 Super Duty 4×4 trucks. Each axle is built with a Bill of Material (BOM) Tag affixed to the differential…

What is a Dana Super 60?

The Dana/Spicer Model 60 is an automotive axle manufactured by Dana Holding Corporation and used in OEM pickup and limited passenger car applications by Chevrolet, Dodge, Chrysler, Jeep, Ford and Land Rover.