Frequently
Asked
Questions

If I Install ECO HUBS will I lose power? 

No actually the engine will now operate at a more efficient RPM producing more power and better fuel efficiency than before. Hard up shifts and down shifts disappear as the transmission learns. Faster acceleration and smoother shifts.

What is the top speed after ECO Hubs are installed?

We have customers that have reported speeds in excess of 90mph. With ECO HUBS you can cruise easily at 65-70mph.

Will my fuel mileage be affected?

Yes! Fuel mileage will increase.  Reports are coming in with over 12mpg. Extended Range adding 250/300 miles per tank of fuel.

How long does the install take? 

A very easy install!  The disassembly and cleanup is the most time consuming part of the job.  Estimated on installation of new parts is 20 to 30 minutes.

Can I install ECO HUBS with 3:07 “Highway” gears already installed? 

Yes! We have customers with ECO HUBS installed with 307 gears and they work great!  Some  trucks  weighing over 25,000 lbs. 

Will I over stress the other components of the driveline when I install ECO HUBS?

No not at all. The complete driveline was designed with max engine torque and transmission gearing considered plus a large margin. 

Are install instructions included with ECO HUBS purchase? 

Yes. Complete step by step instructions included, plus a my cell phone number if you would have any questions or need further assistance.

What is the shipping cost for 4x4 set

6x6 set?

Shipping in the US including Alaska 

$50.00 for the 4x4 set  $60.00 for the 6x6 set. 

We ship USPS with tracking usually takes 3 to 4 days for your packages to arrive. 

When installing ECO HUBS do I have to use the optional gaskets? 

No the original hubs were sealed with RTV 

• with ECO HUBS we recommend using “Permatex 82194 Ultra Gray RTV”

              If you use are gaskets the install is a little faster and easier