Hello Guys,

Looking to make some custom wheels for my X3M but would like to comfirm OEM specs first, anyone care to enlighten me?

Front: 21x9.5 +31 Cast
Rear: 21x10 +39 Cast
PDC: 5x112
Center Bore: 66.6
Weight F & R: ???

Thanks!

Center Bore is 66.6

Thanks! Are these forged?

James Cole wrote

Thanks! Are these forged?

Nope, they are heavy ass wheels.

agreed! 😇 strong af but very heavy

forza1976 wrote

Nope, they are heavy ass wheels.

Mmmm... interesting...
Thanks guys!

Guys... looking to get some titanium lugs as well... do you guys know the spec?

James Cole wrote

Guys... looking to get some titanium lugs as well... do you guys know the spec?

Do you live in the salty snow belt, I think ti bolts are great for dedicated track cars, imho

14x1.25 is the thread pitch fwiw

4151zero wrote

Do you live in the salty snow belt, I think ti bolts are great for dedicated track cars, imho

14x1.25 is the thread pitch fwiw

Thanks! do you know how many degrees is the conical base?

James Cole wrote

Hello Guys,

Looking to make some custom wheels for my X3M but would like to comfirm OEM specs first, anyone care to enlighten me?

Front: 21x9.5 +31 Cast
Rear: 21x10 +39 Cast
PDC: 5x112
Center Bore: 66.6
Weight F & R: ???

Thanks!

5x112?? 5x120 should be or I'm missing smth?!

Parnishka wrote

5x112?? 5x120 should be or I'm missing smth?!

The "newer gen" chassis's have switched over to 5x112... It started with the later F series releases into the current G series releases.

James Cole wrote

Thanks! do you know how many degrees is the conical base?

60

Beautiful! Thanks !

Will Pwr wrote

The "newer gen" chassis's have switched over to 5x112... It started with the later F series releases into the current G series releases.

Gotcha. Thanks for the info👍