A complete wheel ready to be mounted on a vehicle.  This includes aluminums, and steel disc wheels.

* All names, numbers, symbols and descriptions are used for reference only. Any parts are the products of these manufacturers.

Term Definition:  Application

Highway:  Approved for highway speeds and conditions.
Agriculture / Earthmover:  Approved for slow speed.  Using this product on highway can cause catastrophic wheel failure or damage to vehicle.

Term Definition:  Material

Steel:  Product is 100% steel. &bnsp;Wheels components (ie:  Disk, mounting bands, drive pockets) may be welded to product.
Aluminum (Machined Polish):  Product is composed of 100% aluminum. Wheel is one piece of forged aluminum, machined, and partially polished.
Aluminum (Standard Polish):  Product is composed of 100% aluminum. Wheel is one piece of forged aluminum and machined.  Wheel has 80% of the polish of a fully polished wheel.
Aluminum (Outside Polish):  Product is composed of 100% aluminum. Wheel is one piece of forged aluminum and machined.  Wheel is fully polished on the outside.  Polish is ideal for the steer position.
Aluminum (Inside Polish):  Product is composed of 100% aluminum. Wheel is one piece of forged aluminum and machined.  Wheel is fully polished on the inside.  This polish is ideal for the drive outer-dual position.
Aluminum (Both Side Polish):  Product is composed of 100% aluminum. Wheel is one piece of forged aluminum, machined, and fully polished on both sides.

Term Definition:  Mounting

Hub Piloted:  Wheels that are designed to center on the hub at the bore of the wheel.  These wheels generally have straight through bolt holes, since the bolt holes only supply clearance for the stud.  Hub-piloted wheels are used with two piece flange nuts.
Stud Piloted:  Wheels that are designed to center on the studs of a hub.  These wheels have chamfers that the bolt holes into which a ball seat or conical nut is installed to center the wheel.  The center bore of the wheel is only for clearance of the axle end.  Also known as Budd style Mounting.

Term Definition:  Mounting

Offset:  The lateral distance from the disc mating surface (surface between the wheels as a dual assembly) to the rim centerline.
Inset:  The lateral distance from the rim centerline to the mounting surface of the disc.  Inset places the rim center line inboard of the mounting surface.
Outset:  The lateral distance from the rim centerline to the mounting surface of the disc.  Outset places the rim center line outboard of the hub surface.
Frontspace:  The lateral distance from the outboard edge of the rim to the disc.
Backspace:  The lateral distance from the inboard edge of the rim to the mounting surface.