Tightening torques for threaded connections (Mercedes-Benz S-Class W126)

Engine	280S and 280SE	380SE and 500SE	350SE and 450SE
Hex bolts or nuts for front axle stabilizer mounts	70	70	70
Hex bolts for rear axle stabilizer mounts:
- normal axle with independent wheel suspension on diagonal levers	30	30	30
- axle with independent wheel suspension on diagonal levers with torque compensation when starting off
Ball joint of connecting rod for rear axle stabilizer	30	30	30
Wheel Bracket Support Stretch Bolt on Stabilizer	80	80	80
Hex bolts on the lower rear shock mount	45	45	45
Hex nuts, twelve-sided or Allen bolts on the lower mount of the front shock absorber	20	20	20
Hexagonal bolt securing the upper control arm to the stabilizer	65	65	65

Engine	280S and 280SE	380SE and 500SE	350SE and 450SE
Spline nuts for oil pipes on shock absorber struts	25	25	25
Oil pipe union bolts:
- M10x1	15	15	15
- M12x1	20	20	20
- M14x1.5	25	25	25
Allen bolts for securing oil injection pump to engine	13	13	13
Hollow bolt for fastening high pressure hoses to oil injection pump	25	25	25
Hex nuts and socket head bolts on the level controller	45	45	45
Connecting nipples on the level regulator:
- M14x1.5	25	25	25
- M10x1	15	15	15
Hexagonal bolts for lower shock absorber mounts	45	45	45
Ball joint on shock absorber strut	65	65	65

Engine	280S and 280SE	380SE and 500SE	350SE and 450SE
Connecting the tubes:
- M10	-	11	-
- M14x1.5	-	45	-
Oil drain pipe on shock absorber strut	-	3	-
Inlet hose on oil injection pump	-	15	-
Delivery hose on the oil pump	-	25	-
Electrical switch on the central storage unit	-	30	-
Hex bolts or nuts for securing the drive	-	20	-
Hexagonal bolts for mounting the level regulator on the holder	-	8	-
Upper mount of the front axle shock absorber strut:
- Mb	-	8	-
- M8	-	20	-
Upper mount of the rear axle shock absorber	-	20	-
Lower shock absorber mount:
- M8	-	20	-
- M10	-	45	-
Ball joint on shock absorber strut	-	30	-
Hexagonal bolt for fastening the rubber support of the front axle shock absorber strut	-	25	-
Allen bolts for mounting the oil injection pump to the engine	-	13	-
Throttle bolt on the valve device pressure regulator	-	20	-
Hexagonal bolts for mounting the pressure switch on the pressure regulator	-	7	-
Hex nuts for securing the valve device to the spare oil reservoir	-	2,5	-

Engine	280S and 280SE	380SE and 500SE	350SE and 450SE
Hex bolts for upper control arm support	85	85	85
Hex nuts of the eccentric bolt on the support of the lower control arm	180	180	180
Hexagonal nut of the guide joint on the steering knuckle	40	40	40
Hexagonal nut of the independent suspension joint on the steering knuckle	80	80	80
Front Wheel Bearing Clamp Nut Hex Bolt	12	12	12
Hex bolts securing the middle section of the cross beam to the support bracket	345	45	45
Hexagonal bolts for fastening the support bracket to the side member	80	80	30
Hexagonal bolts securing the support cup to the support bracket	35	35	35-
Hexagonal mounting bolt for securing brake support to lower control arm	105	105	105
Hexagonal bolt for fastening the borrowed clamp to the thrust pipe	20	20	20

Engine	280S and 280SE	380SE and 500SE	350SE and 450SE
Hexagonal bolts for fastening the driven bevel gear	80	120	120
Self-locking nuts for fastening the rear axle housing to the rear axle bracket	100	100	100
Studs in the rear axle housing	50	50	50
Hexagonal bolt securing the front rubber support to the bottom of the body	120	120	120
Hexagonal bolts for securing the protective shield to the bottom of the body	45	45	45
Hex bolts for rear rubber mount on rear axle housing cover	120	120	120
Self-locking hex bolts for attaching the rear rubber support to the bottom of the body	30	30	30
Hex nuts for fastening the independent suspension diagonal arm to the rear axle bracket	120	120	120
Hex bolt for fastening the rear axle half shaft to the half shaft flange	30	30	30
Nuts on the stabilizer bars	45	45	45
Hex bolts for bearing cap on rear axle housing	20	20	20
Hexagon bolts for the rear axle housing removable cover	45	45	45