S100A brake upgrade
#1
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My Ride: 2008 528i
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I have an 08 528i, I picked up some rotors from an 08 535i and was wondering if I need 535i brackets and calipers or just brackets in order to use them? I’ve heard mixed things in that the calipers are same and only the bracket will suffice and I’ve also heard they are similar but not completely the same and I’ll still need the calipers and brackets in order to fit them on the car. Any insight is appreciated, thank you.
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My Ride: E61 530xi 6MT
Model Year: 2007
Engine: N52
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535i or 535xi(they are different). 535i got the 348/345 brakes same as the 550/545 and the 535xi got the same size brakes as the rest of the xi line up (324/320) while also being the same diameter as the smaller rwd brakes (530/528/525).
All you need to make it work is caliper brackets, rotors and pads; calipers themselves are different shape but the pistons are the same size and will bolt right on. (front pads are technically the same but youd never re-use them)
All you need to make it work is caliper brackets, rotors and pads; calipers themselves are different shape but the pistons are the same size and will bolt right on. (front pads are technically the same but youd never re-use them)
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LolaE60 (08-24-2020)
#4
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My Ride: 2008 528i
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535i or 535xi(they are different). 535i got the 348/345 brakes same as the 550/545 and the 535xi got the same size brakes as the rest of the xi line up (324/320) while also being the same diameter as the smaller rwd brakes (530/528/525).
All you need to make it work is caliper brackets, rotors and pads; calipers themselves are different shape but the pistons are the same size and will bolt right on. (front pads are technically the same but youd never re-use them)
All you need to make it work is caliper brackets, rotors and pads; calipers themselves are different shape but the pistons are the same size and will bolt right on. (front pads are technically the same but youd never re-use them)
#5
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My Ride: E61 530xi 6MT
Model Year: 2007
Engine: N52
![Default](https://5series.net/forums/images/icons/icon1.gif)
Correct for the front at least. I decided to paint them and switch them for my front anyways. (1 had a broken bleeder so I reused 1 of my calipers temporarily).
For the rear I know the caliper piston id larger and I cannot confirm if they will work as I have an xi chassis(which has different rotor spacing in the rear)
For the rear I know the caliper piston id larger and I cannot confirm if they will work as I have an xi chassis(which has different rotor spacing in the rear)
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LolaE60 (08-24-2020)
#7
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@LolaE60 Sounds like you're spending more sweat money than real money. Time = Money too.
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My Ride: 2008 528i
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Correct for the front at least. I decided to paint them and switch them for my front anyways. (1 had a broken bleeder so I reused 1 of my calipers temporarily).
For the rear I know the caliper piston id larger and I cannot confirm if they will work as I have an xi chassis(which has different rotor spacing in the rear)
For the rear I know the caliper piston id larger and I cannot confirm if they will work as I have an xi chassis(which has different rotor spacing in the rear)
#9
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I have an 08 528i, I picked up some rotors from an 08 535i and was wondering if I need 535i brackets and calipers or just brackets in order to use them? I’ve heard mixed things in that the calipers are same and only the bracket will suffice and I’ve also heard they are similar but not completely the same and I’ll still need the calipers and brackets in order to fit them on the car. Any insight is appreciated, thank you.
![](https://cimg7.ibsrv.net/gimg/5series.net-vbulletin/2000x1923/cdb06297_a920_4346_8559_a8e0f02dca15_83f13a6c91a1d27fb8758c6f3c69048ca69a8dc0.jpeg)
calipers along with all the necessary brackets front and back off of my E60 545i. Everything works. I’m selling the whole kit and caboodle for $40 bucks plus shipping. PM if your interested. Thanks
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