IRC Trophy Truck Rear Hub Assemblies
These hub assemblies are what IRC Inc runs on the Mid Engine AWDTT platform.
They feature 80 mm bearings (more robust than 3.25") with jumbo 36 spline axles.
Includes
-7075 Hub bodies
-300M Treated 36 spline Jumbo 6 on 6.5" drive plates
-11/16 shank 5/8" lug nut wheel studs from RPI
-7075 Hub Caps with either 4.25" or 5" center bore.
-300M treated 80mm bearing HJousing Snouts for 4" y .250 wall
-80mm Tapered Roller Bearings (stronbger than 3.25")
-Rear Hub seals with snap rings
-4140 bearing spacer/ crush sleeve
-4140 Snout lock nuts with 4130 washers and matching hub nut tool
Shipping is not included in product cost. Shipping is an additional cost calculated based on location and product weight / dimensions. Local pickup available in Murrieta, CA.
For shipping cost estimate, please email [email protected]
Frequently Asked Questions
These are physical IRC hub assemblies, not just files — the full setup with the 7075 hub bodies, 300M 36 spline drive plates, 80mm bearings, snouts, studs, and hardware. Shipping isn't included, so email [email protected] for a shipping quote, or you can do local pickup in Murrieta, CA.
They run 80mm tapered roller bearings (stronger than the 3.25") with jumbo 36 spline axles, and the drive plates are 6 on 6.5" bolt pattern. The snouts are sized for 4" by .250 wall, so plan your housing accordingly.
Yep, the 7075 hub caps come with either a 4.25" or 5" center bore, so you can match what your wheels need. If you've got a specific setup in mind, email [email protected] to sort out which one works for you.
These are digital — soon as your payment goes through you get a download link for the DXF cut files. Nothing physical ships.
The IRC Trophy Truck Rear Hub Assemblies is $7,050.00.
This IRC Trophy Truck Rear Hub Assemblies is brought to you by Tekk Consulting Inc. Other off-road and race fabrication designers in the DIY Off Road marketplace include All Co Metal Fab, Armada Engineering, Baja Customs, Baker Motorsports, BPforged, Brad Howard Welding and Fabrication, Christopher Reader, CRD, Deuling Design, Dirty BFabwerx, FDFabrication, Izzy Fab, JEH Consulting INC, JRTfab, Master Fab, Mc Will Manufacturing, OffroadCAD-Models and Superioroffroaddesigns. Need a custom part designed? Email us and we will connect you with the right designer.
DIY Off Road has downloadable DXF cut files for IRC Inc Hub and Rear End Components plus a ton of other off-road and race fabrication parts, all drawn up by real fab shops. Browse the IRC Inc Hub and Rear End Components category, or shoot us an email and we will point you to the right files for your build.
Yeah — DIY Off Road carries downloadable DXF cut files across Fabrication / Hard Parts, including IRC Inc Hub and Rear End Components, all designed by working fab shops. Browse the Fabrication / Hard Parts section or email us and we will help you track down the right files.
Yeah — if you don't have your own CNC plasma, laser, or waterjet, shoot us an email and we'll send over a few shops that can cut (and press/bend) the parts so you can weld them up.
Soon as your payment goes through you get a download link for the DXF cut files. You (or a shop) cut them from steel on a plasma, laser, or waterjet, bend whatever needs it, then weld them into your build. Nothing physical ships.
Yep — these are cut files for DIY and pro fabrication. A lot of the parts are "plasma table friendly" (flat plate, no bends) to make cutting and assembly easier, but you'll need to cut and weld them in yourself, or have a shop handle it.