Replace the nut and lightly oil the contact surfaces.
expand_morePropeller shaft intermediate bearing
On chassis
15.49 lbf⋅ft15.49 lbf⋅ft21 N⋅m
expand_moreRear axle drive shaft
expand_moreM27
Central nuts
309.78 lbf⋅ft309.78 lbf⋅ft420 N⋅m
Replace the nut and lightly oil the contact surfaces.
expand_moreTransfer case propeller shaft front axle
expand_moreM8
First stage
14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws and nuts.
Second stage
45°45°45°
expand_moreTransfer case propeller shaft rear axle
Insert nuts
62.69 lbf⋅ft62.69 lbf⋅ft85 N⋅m
expand_moreM12 screws (class 10.9)
First stage
40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
Replace screws and nuts.
Second stage
90°90°90°
expand_moreDifferential
Differential oil control screws
44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Use new screw.
expand_moreDifferential oil drain plug
expand_moreAll other modifications
Front
44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Use new screw.
expand_moreRear
Left oil chamber
36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Use new screw.
Middle oil chamber
36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Use new screw.
Right oil chamber
36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Use new screw.
expand_moreRear axle differential oil control screws
expand_moreAll other modifications
Left oil chamber
36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Use new screw.
Middle oil chamber
36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Use new screw.
Right oil chamber
36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Use new screw.
expand_moreGearbox
expand_moreGearbox flange connection at engine
expand_moreAll other modifications
expand_moreM10
Torx screws
28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m
expand_moreM8
Torx screws
14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m
expand_moreTorque converter
expand_more50 i with gasoline V8 4.4 L 402 HP engine (2008.5–2014.6)
M10 screws (class 10.9)
41.3 lbf⋅ft41.3 lbf⋅ft56 N⋅m
Replace screws.
expand_moreAll other modifications
GA8HP45Z gearbox
41.3 lbf⋅ft41.3 lbf⋅ft56 N⋅m
expand_moreGearbox lubrication
expand_moreDistributor gearbox oil drain plug
M22
44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
expand_moreDistributor gearbox oil filler screws
M22
44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
expand_moreGearbox oil drain plug
expand_moreAll other modifications
expand_moreGA6HP26Z gearbox
Plastic oil sump
5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Sheet-steel sump
8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
expand_moreGearbox oil filler plug
M18 × 1,5 screws
25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
expand_moreGearbox oil sump
expand_moreAll other modifications
GA6HP26Z gearbox
7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
expand_moreGearbox mounting
expand_moreGearbox cross support
expand_moreOn chassis
M10
28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m
expand_moreOn rubber mount
M12
50.15 lbf⋅ft50.15 lbf⋅ft68 N⋅m
expand_moreTransfer case
Transfer box onto transmission flange connection
31.72 lbf⋅ft31.72 lbf⋅ft43 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 X6 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 X6 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 X6 you're not only saving money, but also also improving your technical skills and learning something new.