expand_moreRear axle brake caliper mounting support
M10
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 suspension
expand_moreRear axle shock absorber
On stub axle
73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace screws.
expand_moreAll other modifications
On chassis
19.91 lbf⋅ft19.91 lbf⋅ft27 N⋅m
Replace nuts.
expand_moreRear axle shock absorber piston rod
M10
9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m
Replace nuts.
expand_moreRear axle wheel suspension
expand_moreRear axle carrier
On chassis
56.79 lbf⋅ft56.79 lbf⋅ft77 N⋅m
expand_moreRear axle carrier stiffening plate
M12 × 1,5 screws
56.79 lbf⋅ft56.79 lbf⋅ft77 N⋅m
expand_moreRear axle drive shaft
M10
59 lbf⋅ft59 lbf⋅ft80 N⋅m
Replace screws.
M10 screws (class 10.9)
73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace screws.
expand_moreM24
Central nuts
184.39 lbf⋅ft184.39 lbf⋅ft250 N⋅m
Replace the nut and lightly oil the contact surfaces.
expand_moreM27
Central nuts
221.27 lbf⋅ft221.27 lbf⋅ft300 N⋅m
Replace the nut and lightly oil the contact surfaces.
M8 × 40 screws
38.35 lbf⋅ft38.35 lbf⋅ft52 N⋅m
Replace screws.
expand_moreRear axle longitudinal control arm
At the bearing pedestal
73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
On chassis
56.79 lbf⋅ft56.79 lbf⋅ft77 N⋅m
expand_moreRear axle stabilizer mounting
At the axle support
16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Stabilizer bar of rear axle to mounting bracket
16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace nut.
expand_moreTrack control arm lower
At the axle support
56.79 lbf⋅ft56.79 lbf⋅ft77 N⋅m
Tighten in normal position.
On stub axle
56.79 lbf⋅ft56.79 lbf⋅ft77 N⋅m
Replace nuts.
expand_moreTrack control arm upper
At the axle support
56.79 lbf⋅ft56.79 lbf⋅ft77 N⋅m
Tighten in normal position.
On stub axle
73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace screws and nuts.
expand_moreWheels and tires
expand_moreTire pressure sensors
Torx screws
2.58 lbf⋅ft2.58 lbf⋅ft3.5 N⋅m
Union nuts
2.58 lbf⋅ft2.58 lbf⋅ft3.5 N⋅m
Wheel attachment
81.13–95.88 lbf⋅ft81.13–95.88 lbf⋅ft110–130 N⋅m
Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2004 BMW Z4 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 Z4 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 2004 BMW Z4 you're not only saving money, but also also improving your technical skills and learning something new.