| Sam Winer Motors | 330/628-4881 | www.samwinermotors.com | | x | x | x | x | | x | x |
| South Bay Driveline | 408/995-6000 | www.sbdriveline.com | | | | | | | | x |
| Summit Racing | 800/230-3030 | www.summitracing.com | | x | x | x | x | x | x | x |
| T and J Performance Center | 714/633-0991 | www.tandjperformancecenter.com | x | x | x | x | x | x | x | x |
| Tom's Differentials | 562/634-8431 | www.tomsdifferentials.com | | x | x | x | x | x | x | x |
| Truck Performance.com | 800/719-8100 | www.truckperformance.com | | | x | | x | | x | |
| West Coast Differentials | 800/359-4737 | www.differentials.com | | x | x | x | x | x | x | x |
We know that a lot of you are catching on to the fact that most stock axles just aren't cutting it nowadays in the off-road scene. We also know that many of you (including ourselves) can't afford to drop three grand on a finished bolt-in axle. So what are the options? Why, you build your own, of course! Below we have compiled a number of companies that will help you get the pieces you need whether you're just upgrading the axleshafts, adding a locker, changing gears, or starting with a completely new housing.