2017 Audi A8 Quattro transmission fastener tightening specifications

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Condition	Value

expand_moreAxle drive


AWD clutch oil control screws	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Replace screws.
AWD clutch oil drain plug	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Replace screws.

expand_moreFront axle drive shaft

expand_moreCentral screws


First stage	147.51 lbf⋅ft147.51 lbf⋅ft200 N⋅m
Replace screws.
Second stage	180°180°180°


M10	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
Use new screws.

expand_moreM12


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Use new screws.
Second stage	90°90°90°


Propeller shaft intermediate bearing	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_morePropeller shaft


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreRear axle drive shaft

expand_moreCentral screws


First stage	147.51 lbf⋅ft147.51 lbf⋅ft200 N⋅m
Replace screws.
Second stage	180°180°180°


M10	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
Use new screws.

expand_moreM12


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Use new screws.
Second stage	90°90°90°

expand_moreDifferential


Differential oil control screws	19.91 lbf⋅ft19.91 lbf⋅ft27 N⋅m

expand_moreDifferential oil drain plug


0BF axle drive	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Replace screws.
0BK gearbox	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreRear axle differential oil control screws

expand_moreAll Audi diesel V8 4.1 L CDSB engines


0BE axle drive	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Oil filler screws.

expand_moreAll other modifications


0BC axle drive	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
0BF axle drive	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Replace screws.

expand_moreGearbox

expand_moreGearbox flange connection at engine

expand_moreM10


First stage	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Reuse screws only 2 times.
Second stage	90°90°90°


M10 × 50 screws	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m

expand_moreM12


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Second stage	90°90°90°

expand_moreM12 × 100 screws


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Reuse screws only 2 times.
Second stage	90°90°90°


Torque converter	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.

expand_moreGearbox lubrication


Distributor gearbox oil drain plug	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Replace screws.
Distributor gearbox oil filler screws	19.91 lbf⋅ft19.91 lbf⋅ft27 N⋅m
Replace screws.

expand_moreGearbox oil drain plug

expand_moreWith automatic gearbox


0BK gearbox	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Use new seal and screws.

expand_moreGearbox oil filler plug

expand_moreWith automatic gearbox


0BK gearbox	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws.


Oil control plug	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Use new seal and screws.

expand_moreGearbox mounting

expand_moreAll Audi gasoline V8 4.2 L CDRA engines

expand_moreScrews at the gearbox bracket


M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreM8


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreAt the subframe

expand_moreM12


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Replace screws.
Second stage	180°180°180°


M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreAll Audi diesel V8 4.1 L CDSB engines

expand_moreScrews at the gearbox bracket

expand_moreRear


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreAll Audi gasoline W12 6.3 L CEJA engines

expand_moreScrews at the gearbox bracket


M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreM8


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreAt the subframe

expand_moreM12


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Replace screws.
Second stage	180°180°180°


M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreAll Audi gasoline V8 4.0 L CEUA engines

expand_moreScrews at the gearbox bracket


M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreM8


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreAt the subframe

expand_moreM12


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Replace screws.
Second stage	180°180°180°


M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreAll other modifications

expand_moreScrews at the gearbox bracket


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreGearbox support

expand_moreAll Audi gasoline V8 4.2 L CDRA engines

expand_moreAt the gearbox


M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreM12


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Replace screws.
Second stage	180°180°180°

expand_moreClass 8.8 screws


M10 × 40 screws	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
M10 × 55 screws	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreAll Audi diesel V8 4.1 L CDSB engines

expand_moreAt the gearbox bracket


Rear	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Otherwise	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreAt the gearbox bracket (left)


Front	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreRight side at gearbox bracket


Front	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreAt the gearbox


Rear	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreAt the gearbox on the left side


Front	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreAt the gearbox on the right side


Front	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreClass 8.8 screws


M10 × 40 screws	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
M10 × 55 screws	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m


Strut	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreAll Audi gasoline W12 6.3 L CEJA engines

expand_moreAt the gearbox


M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreM12


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Replace screws.
Second stage	180°180°180°

expand_moreClass 8.8 screws


M10 × 40 screws	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
M10 × 55 screws	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreAll Audi gasoline V8 4.0 L CEUA engines

expand_moreAt the gearbox


M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreM12


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Replace screws.
Second stage	180°180°180°

expand_moreClass 8.8 screws


M10 × 40 screws	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
M10 × 55 screws	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreAll Audi gasoline V6 3.0 L CGWD engines


At the gearbox bracket	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreClass 8.8 screws


M10 × 40 screws	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
M10 × 55 screws	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreAll other modifications

expand_moreAt the gearbox bracket


Nuts	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Screws	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Otherwise	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


At the gearbox	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreClass 8.8 screws


M10 × 40 screws	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
M10 × 55 screws	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2017 Audi A8 Quattro 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 Audi warranty policy for your region. In some regions DIY service may invalidate your warranty.

Maintenance Items

Engine Fastener Tightening Specifications
Front Suspension Fastener Tightening Specifications
Rear Suspension Fastener Tightening Specifications
Transmission Fastener Tightening Specifications

Service Intervals

Conquer your fears and never give up!

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 Audi A8 Quattro 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 2017 Audi A8 Quattro you're not only saving money, but also also improving your technical skills and learning something new.

2017 Audi A8 Quattro D4 facelift Transmission Fastener Tightening Specifications

Table of Contents

Conquer your fears and never give up!

Audi A8 Quattro D4 facelift model years

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