A hypoid gear oil is a lubricant that is designed to operate effectively with hypoid gear designs. Most gearboxes and differentials use hypoid gear designs and the lubricant must contain EP (extreme pressure) additives to prevent wear between the sliding surfaces of a hypoid gear mesh.

What is the difference between hypoid and gear oil?

The term "hypoid" has more to do with the construction of engine gears than it does with oil. ... Due to the higher pressure on gears as a result, the lubrication needed has to include ingredients to provide more protection for the gears. This special gear oil is designed not to deconstruct under higher pressure.

Is 75w90 hypoid gear oil?

Hypoid Gear Oil (GL4/5) TDL SAE 75W-90.

What is SAE 80W 90 hypoid gear?

GEAR OIL HYPOID SAE 80W/90 is a high-pressure gear oil that can be used wherever very high levels of stress occur, such as in cardan joints, hypoid gears etc. GEAR OIL HYPOID SAE 80W/90 is used in motorbikes for which GL-5 gear oil is specified by the manufacturer. ...

What are hypoid gears?

Hypoid gears are a cross between spiral bevel gears and worm gears, the axes of a pair of hypoid bevel gears are non-intersecting, the distance between the 'axes' being called the offset. From: Tribology Handbook (Second Edition), 1995.

Gear Saver Hypoid Gear Oils

41 related questions found

What is hypoid gear used for?

Hypoid gears are typically used in rear-drive automobile drivetrains. A higher hypoid offset allows the gear to transmit higher torque. However increasing the hypoid offset results in reduction of mechanical efficiency and a consequent reduction in fuel economy.

Is hypoid gear oil the same as GL-5?

GL-4 is suitable for hypoid gear service when they are under severe service but are without shock loading. GL-5 is suitable for hypoid gear service under severe service and shock loads and not for use in a gearbox.

What is a hypoid differential?

Commonly found in axle differentials, hypoid gears are used to transmit power from the driveline to the axle shafts. They are basically spiral bevel gears, where the pinion engages below the centerline of the ring gear. This lowers the driveshaft away from the bottom of the vehicle.

Is Lucas gear oil hypoid?

Yes. Any gear oil meeting a GL-4 spec or higher is a hypoid gear oil. Information on the Lucas website says that this product exceeds all GL ratings.

Is Royal Purple gear oil hypoid?

Royal Purple Max Gear 75W-90 High Performance Synthetic Automotive Gear Oil. ... We engineered this ultra-tough, high performance automotive hypoid gear oil to provide maximum protection to heavily loaded gears while maximizing power throughout the drive train.

What does LS mean on gear oil?

Quality Additives. L S ENERGY SAVER GEAR OIL has incorporated in it a proven extreme pressure gear additive package and a friction modifier system. L S ENERGY SAVER GEAR OIL is formulated to offer enhanced lubricity and limited slip performance. In fact the L S in the name of the product stands for "Limited Slip."

Whats thicker 75W90 or 80w90?

SAE 75W-90 maintains a more consistent thickness, or viscosity, across a wide temperature range. It's thicker when exposed to high heat and thinner under colder, wintry conditions than 80W-90.

What weight is Ford hypoid gear oil?

Registered. Use 80-90 or 75-90 and you will be OK. If you have a limited slip axle use GL-5, if you're sure its not limited slip you don't need it. GL-5 will work in either so thats the best way to go if you're not sure.

Why do the hypoid gear requires special lubricant?

Explanation: Hypoid gears require special lubricant because of the extreme pressure between the teeth. The sliding motion of the teeth is effective due to the use of special lubricant.

What does GL-5 gear oil mean?

A GL-5 grade oil has a very high rating for EP (Extreme Pressure) protection. EP gear oils contain additives that prevent metal surfaces from cold welding under the extreme pressure conditions found in situations where boundary lubrication prevails. ... This is normal and acceptable in all steel gears.

What is GL 3 gear oil?

The designation API GL-3 denotes lubricants intended for manual transmissions operating under moderate to severe conditions and spiral-bevel axles operating under mild to moderate conditions of speed and load.

What does API GL-5 mean?

The designation API GL-5 denotes lubricants intended for gears, particularly hypoid gears, in axles operating under various combinations of high-speed/shock load and low-speed/high-torque conditions. ... Another widely recognized performance specification for automotive gear lubricants is SAE J2360.

What is the difference between hypoid and Amboid?

The difference is that the amboid is cut so the pinion meshes above the centreline of the crownwheel, while the hypoid pinion meshes below the CL.

What is a hypoid differential that is used in most rear wheel drive vehicles?

In rear-wheel drive automobiles the central drive shaft (or prop shaft) engages the differential through a hypoid gear (ring and pinion). The ring gear is mounted on the carrier of the planetary chain that forms the differential. This hypoid gear is a bevel gear that changes the direction of the drive rotation.

In which of the given cases is a hypoid gear used?

It was developed by Gleason for driving rear axles of automobiles in 1925 in the U.S. It is still mainly used for cars. A Hypoid gear is used when the included angle is square and distance between axes are relatively small. The hypoid gear is viewed as an intermediate between a bevel gear and a worm gear machine.

What is a hypoid final drive?

Hypoid gearboxes are a type of spiral bevel gearbox, with the difference that hypoid gears have axes that are non-intersecting and not parallel. ... This provides more contact area and better tooth strength, which allows more torque to be transmitted and high gear ratios (up to 200:1) to be used.

Why is hypoid more suitable on commercial vehicles?

In most of commercial vehicle, single stage hypoid gears are used in the rear axles. Not only does this give a better fuel consumption: the noise level mostly is lower. Also the number of rear axle part is smaller and hence the weight of a single ratio hypoid axle will be lower than of a two stage hub reduction axle.

Are hypoid gears used in automatic transmissions?

The hypoid gearset redirects rotation and torque and provides the final reduction at the drive axle. The advantage of this concept is the lower torque in the complex shift or automatic transmission and the high torque only at the ring gear at the drive axle.

Is it OK to use 75W90 instead of 80w90?

Ans: 75W90 is artificial and mostly better than 80W90, but it costs more. 75W90 has a better low-temperature viscosity and is good to run all over. If you're in a warmer zone, using 75w90 will be more suitable than 80w90 for you.