Grand National Floater

The classic full-floating Grand National rear end is best suited for medium size cars and trucks. Like all of our rear ends, the Grand National is CNC machined and assembled to insure concentricity of all the bearing bores.

RECOMMENDED APPLICATIONS

Off-Road • Pre-Runner Trucks • Desert Runners • Road Race

FEATURES

  • Brand new housing stampings 10-gauge std (7-gauge optional)
  • Oil cooler, vent, fill, and drain fittings
  • Assemblies include heat-treated forged 4140 hubs
  • 3 different bolt circles available:
    5 x 5.5 — Off-Road
    5 x 5 — Standard
    5 x 4.75 — General Motors
  • O-ringed drive plates and dust caps
  • Bullet nose — quick start studs
  • Solid premium alloy steel axles (can be substituted with gun drilled axles)
  • Also available with 35-spline axles
  • Aluminum hub and drive plate with rotor adapters available

BENEFITS

  • Pressure tested to insure no leakage
  • Suitable for almost all forms of motorsports competition
  • The same quality as our Super Speedway Housings using a lighter hub package

NOTES

GRAND NATIONAL FLOATERS
PART # DESCRIPTION
7012A Complete Assembly*
7010A Housing Only
7010-OR Off-Road Housing w/7-gauge center, .250 DOM wall tubes
7012-OR Off-Road Assy, 7-gauge, .250 wall DOM, 5x5.5" bc hubs, 35-spl axles
GRAND NATIONAL CAMBERED FLOATERS
PART # DESCRIPTION
7012A-3 Complete Cambered Assembly (up to 1.5 deg)*
7010A-3 Cambered Housing Only (up to 1.5 deg)
MOUNTING OPTIONS
PART # DESCRIPTION
7050-9 Truck Arm Mounts
7050-12 Leaf Spring Pads (specify mounting information: CTC, pinion angle, etc.)
*Complete assemblies include solid axles, hub kits with steel hub and lightweight steel drive plate.
OTHER OPTIONS
PART # DESCRIPTION
7050-1 Aluminum Drive Plates (replaces Steel Drive Plates)
7050-13 Heavy Duty .250" Wall DOM Tubes (replaces .188" wall tubes)
7050-16 Heavy Duty .250" Wall Chromoly Tubes — Off Road Only option
7050-8031 .219" Wall Tubes (replaces .188" wall tubes)
7050-17 Lightweight .120" Wall Tubes (replaces .188" wall tubes)
7050-9601 7-Guage Center option
7050-5023 Hubs drilled for ARP 300 Series Studs (studs not included)
7050-3-1 Aluminum Grand National Hubs with Rotor Adapters (8 x 7.0" bolt circle)
7050-3-2 Aluminum Grand National Hubs with Rotor Adapters (8 x 7.62" bolt circle)
7050-5 Special Lug Bolt Circle on Hubs
7050-8-5 Install Wilwood Dynalite Caliper Bracket #12205 (specify rotor dia. & width)
7050-8-6 Install Wilwood Dynalite Caliper Bracket #12206 (specify rotor dia. & width)
7050-4 Hollow Axles (replaces solid axles)
7050-18 Replace with 28-Spline Hollow Axles
7050-41 Replace with 35-Spline Solid Axles
7050-1000 All housings over 70" (hub face to hub face width)