1998 Opel Astra Wagon transmission fastener tightening specifications

in your garage to make future searches easy.

Condition	Value

expand_moreAxle drive

expand_moreFront axle drive shaft

expand_moreCentral nuts


First stage	88.51 lbf⋅ft88.51 lbf⋅ft120 N⋅m
Replace nuts.
Second stage	slacken
Third stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Fourth stage	80°80°80°

expand_moreClutch


Clutch master cylinder	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace nuts.
Clutch pressure plate	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Tighten new screws crosswise, use screw-locking compound.

expand_moreClutch slave cylinder

expand_moreAll Opel gasoline straight-4 2.0 L X 20 XEV engines


F18 gearbox	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
F23 gearbox	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m


All other modifications	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m

expand_moreGear shifting

expand_moreBack-up lamp switch

expand_moreOpel gasoline straight-4 2.0 L X 20 XEV 134 HP at 5600 RPM, 185 N⋅m at 4000 RPM


F18 gearbox	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace sealing rings.

expand_moreOpel gasoline straight-4 1.2 L X 12 XE 64 HP at 5600 RPM, 110 N⋅m at 4000 RPM


F13 gearbox	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace sealing rings.

expand_moreOpel diesel straight-4 1.7 L X 17 DTL 67 HP at 4500 RPM, 132 N⋅m at 2400 RPM


F13 and F17 gearboxes	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace sealing rings.

expand_moreOpel gasoline straight-4 1.4 L X 14 XE 89 HP


F13 and F17 gearboxes	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace sealing rings.

expand_moreAll other modifications


F17 gearbox	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace sealing rings.

expand_moreGear rod


First stage	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Second stage	180–225°180–225°180–225°

expand_moreSelector cable linkage


F23 gearbox	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreGearbox

expand_moreGearbox flange connection at engine

expand_moreAll Opel gasoline straight-4 1.8 L X 18 XE1 engines


Top	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m


All Opel diesel straight-4 2.0 L X 20 DTL engines	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m

expand_moreAll Opel gasoline straight-4 2.0 L X 20 XEV engines


Top	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m


All Opel diesel straight-4 2.0 L Y 20 DTL engines	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m

expand_moreAll other modifications


On engine sump	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Otherwise	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m

expand_moreGearbox lubrication

expand_moreGearbox oil drain plug

expand_moreOpel gasoline straight-4 1.8 L X 18 XE1 114 HP at 5400 RPM, 170 N⋅m at 3400 RPM


AF17 gearbox	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreOpel gasoline straight-4 1.6 L X 16 SZR 74 HP at 5200 RPM, 128 N⋅m at 2800 RPM


AF 13-II gearbox	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreOpel diesel straight-4 2.0 L X 20 DTL 80 HP at 4300 RPM, 185 N⋅m at 1800 RPM

expand_moreWith 5-speed gearbox


F23 gearbox	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m

expand_moreWith automatic 4-gear gearbox


AF 20 gearbox	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreAll other modifications


With automatic gearbox	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Replace sealing rings.

expand_moreGearbox oil filler plug

expand_moreAll Opel diesel straight-4 2.0 L X 20 DTL engines

expand_moreWith 5-speed gearbox


F23 gearbox	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m

expand_moreAll Opel gasoline straight-4 2.0 L X 20 XEV engines

expand_moreWith automated shift gearbox


F23 gearbox	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m


All other modifications	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m

expand_moreGearbox oil sump

expand_moreAll Opel gasoline straight-4 2.0 L X 20 XEV engines

expand_moreF18 gearbox


Sheet-steel sump	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreWith light-alloy oil sump


First stage	13.28 lbf⋅ft13.28 lbf⋅ft18 N⋅m
Second stage	30°30°30°


All other modifications	13.28 lbf⋅ft13.28 lbf⋅ft18 N⋅m
Replace sealing rings.

expand_moreOil control plug

expand_moreF13 gearbox


First stage	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m
Second stage	45–135°45–135°45–135°

expand_moreF13+ gearbox


First stage	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m
Second stage	45–135°45–135°45–135°

expand_moreF17 gearbox


First stage	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m
Second stage	45–135°45–135°45–135°

expand_moreF18 gearbox


First stage	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m
Second stage	45–180°45–180°45–180°


F23 gearbox	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
F35 gearbox	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m

expand_moreOil filler screws


All other modifications	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m

expand_moreGearbox mounting


All Opel diesel straight-4 2.0 L X 20 DTL engines	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
All Opel diesel straight-4 2.0 L Y 20 DTL engines	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m

expand_moreGearbox support

expand_moreAt the gearbox


Rear	59 lbf⋅ft59 lbf⋅ft80 N⋅m

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 1998 Opel Astra Wagon 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 Opel warranty policy for your region. In some regions DIY service may invalidate your warranty.

Maintenance Items

Chassis and Body Fastener Tightening Specifications
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 Opel Astra Wagon 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 1998 Opel Astra Wagon you're not only saving money, but also also improving your technical skills and learning something new.

1998 Opel Astra Wagon generations

In 1998 Opel offered 2 generations of the Astra Wagon. Transmission fastener tightening specifications may vary in different generations. Be sure that you are looking at the rigt modification.

F facelift

T Platform (T-body, GM2700, GM3000) 1979-2012

1998 Opel Astra Wagon G Transmission Fastener Tightening Specifications

Table of Contents

Conquer your fears and never give up!

1998 Opel Astra Wagon generations

F facelift

Opel Astra Wagon G model years

Suggest edit