PROVEN DIFFERENTIAL PERFORMANCE YOU CAN COUNT ON!

See what others are saying

“Great shop with real service and parts help! Use their parts exclusively in our diffs.”

Eric G. from Facebook 

Ive had tru-lock harness for over a year l, I’ll never own another buggy without it, this thing is awesome!  It makes buggy better in every way!

Jake H. from Facebook 

“Top notch products and customer service. Trust in American made parts and don’t look back. HD extreme products will take a beating and ask for more.”

Nick N. from Facebook

“Can’t say enough about HD Extreme Offroad super quality parts and EXCELLENT customer service.  They have gone above and beyond what I ever expected..

Jason M. from Facebook 

“Great customer service and very nice people answering all the questions I had to get my bike back together with some high quality parts

Ricky S. from Facebook 

“Great bunch of people. If you need anything call them. They treated me very good.”

Ron F. from Facebook 

“10/10 recommend this company, wouldn’t send my diff anywhere else. They will take care of you regardless the issue. Sent in my front diff for a rzr 1k that was completely trashed. They had it rebuilt, with all new upgraded HD internals, gears, seals, & bearings & still managed to have it back on my front door step in less than 5 days. Customer service was A+

Justin L. from Facebook