expand_moreRear axle brake caliper mounting support
expand_moreM10
With handbrake caliper
47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Replace self-locking or microencapsulated screws.
Rear axle brake disc
11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m
Replace screws.
expand_moreRear axle brake hose
At the brake caliper
16.23–19.18 lbf⋅ft16.23–19.18 lbf⋅ft22–26 N⋅m
expand_moreRear axle steering
expand_moreRear axle track rod
At the axle support
73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace nuts.
On stub axle
73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
expand_moreRear axle suspension
expand_moreRear axle shock absorber
expand_more323 i with gasoline straight-6 2.5 L 188 HP engine (2008.3–2011.12)
At the bearing pedestal
28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m
Replace nuts.
At the transverse control arm
44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
On chassis
19.91 lbf⋅ft19.91 lbf⋅ft27 N⋅m
Replace upper part of supporting bearing.
expand_more325 i with gasoline straight-6 2.5 L 208 HP engine (2006.1–2011.12)
At the bearing pedestal
28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m
Replace nuts.
At the transverse control arm
44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
On chassis
19.91 lbf⋅ft19.91 lbf⋅ft27 N⋅m
Replace upper part of supporting bearing.
expand_more335 xi with gasoline straight-6 3.0 L 302 HP engine (2007.9–2011.12)
At the bearing pedestal
28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m
Replace nuts.
At the transverse control arm
44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
On chassis
19.91 lbf⋅ft19.91 lbf⋅ft27 N⋅m
Replace upper part of supporting bearing.
expand_moreAll other modifications
At the bearing pedestal
28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m
Replace nuts.
expand_moreAt the transverse control arm
Screws
44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Use new screws.
expand_moreRear axle shock absorber piston rod
M10
19.91 lbf⋅ft19.91 lbf⋅ft27 N⋅m
expand_moreRear axle wheel suspension
expand_moreLower front transverse control arm
At the axle support
73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace nuts.
On stub axle
73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace nuts.
expand_moreLower rear transverse control arm
At the axle support
121.7 lbf⋅ft121.7 lbf⋅ft165 N⋅m
Replace nuts.
On stub axle
121.7 lbf⋅ft121.7 lbf⋅ft165 N⋅m
Replace nuts.
expand_moreRear axle carrier
expand_moreOn chassis
M12
79.66 lbf⋅ft79.66 lbf⋅ft108 N⋅m
expand_moreOn chassis (M10)
First stage
34.67 lbf⋅ft34.67 lbf⋅ft47 N⋅m
Replace screws.
Second stage
90°90°90°
expand_moreRear axle drive shaft
expand_moreAll other modifications
expand_moreM10 screws with ribbing
Torx screws
51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
Replace screws.
expand_moreM12 screws with ribbing
Torx screws
88.51 lbf⋅ft88.51 lbf⋅ft120 N⋅m
Replace screws.
expand_moreM24 central nuts
First stage
106.95 lbf⋅ft106.95 lbf⋅ft145 N⋅m
Replace the nut and lightly oil the contact surfaces.
Second stage
45°45°45°
expand_moreM27
Central nuts
309.78 lbf⋅ft309.78 lbf⋅ft420 N⋅m
Replace the nut and lightly oil the contact surfaces.
expand_moreM8 screws with ribbing
Torx screws
38.35 lbf⋅ft38.35 lbf⋅ft52 N⋅m
Replace screws.
expand_moreRear axle stabilizer mounting
At the axle support
15.49 lbf⋅ft15.49 lbf⋅ft21 N⋅m
expand_moreRear axle stabilizer support at the stabilizer
M10
42.78 lbf⋅ft42.78 lbf⋅ft58 N⋅m
Replace nuts.
expand_moreRear axle stabilizer support at the stub axle
M8
15.49 lbf⋅ft15.49 lbf⋅ft21 N⋅m
Replace screws.
expand_moreRear axle transverse control arm
expand_more320 d xDrive with diesel straight-4 2.0 L 161 HP engine (2008.7–2011.12)
At the axle support
73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace nuts.
expand_moreOn stub axle
First stage
73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace nuts.
Second stage
90°90°90°
expand_moreUpper front transverse control arm
At the axle support
73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace nuts.
expand_moreOn stub axle
First stage
73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace screws.
Second stage
90°90°90°
expand_moreUpper rear transverse control arm
At the axle support
73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace nuts.
expand_moreOn stub axle
First stage
73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace screws and nuts.
Second stage
90°90°90°
expand_moreWheels and tires
expand_moreWheel attachment
expand_more323 i with gasoline straight-6 2.5 L 188 HP engine (2008.3–2011.12)
M12 × 1,5 screws
88.51 lbf⋅ft88.51 lbf⋅ft120 N⋅m
expand_more325 i with gasoline straight-6 2.5 L 208 HP engine (2006.1–2011.12)
M12 × 1,5 screws
88.51 lbf⋅ft88.51 lbf⋅ft120 N⋅m
All other modifications
88.51 lbf⋅ft88.51 lbf⋅ft120 N⋅m
Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2008 BMW 3 Series Sedan user's manual. Keep in mind that all information here is provided “as is” without any warranty of any kind.
Before doing any DIY service please check your insurance policy and BMW warranty policy for your region. In some regions DIY service may invalidate your warranty.
DIY car service is not as difficult as it looks like and it might save you thousands of dollars per year. It might be even fun and a good thing to do with your kids on a weekend to teach them how basic machinery works. It's really hard to screw something up and damage your car permanently if you use right tools, follow BMW 3 Series Sedan service manual and use right parts and fluids in prescribed amounts. Even modern cars stuffed with electronics can be serviced in your garage or even in your driveway. Changing engine oil, brake fluid, ATF, replacing brake pads, and etc. It's all may be done by yourself in a mater of a couple of hours.
Doing basic service for your 2008 BMW 3 Series Sedan you're not only saving money, but also also improving your technical skills and learning something new.