Technical modifications: Propeller shaft Models 107, 114, 115, 116, 123, 124, 126, 201

Model

Designation

Type and reason for change

Installation date

Job no.

123.000

123.020

123.023

123.043

123.083

2-piece propeller shaft with vibration damper

Modified from 3-piece

propeller shaft to 2-piece

propeller shaft with vibration

damper.

09/79

41-050

107.022

107.042

123.026

123.030

123.033

123.053

123.086

123.093

Radially soft flexible coupling

The previous flexible front

coupling is replaced by a

radially soft (in direction of

thrust) flexible coupling to

improve noise damping during

deceleration.

09/80 1)

41-050

41-200

126.02

From start of series

123.03

123.086

123.093

Front centering sleeve and tube diameter of rear propeller shaft

A modified centering sleeve in

combination with the radially

soft flexible coupling. Modified

tube diameter of rear propeller

shaft on model 123.03

reduced from 80 mm dia. to

60 mm dia. and on model

123.086/093 from 70 mm dia.

to 60 mm dia.

09/80

41-050

41-200

107.025

107.045

126.032

126.033

Flexible coupling

Bolt circle diameter of flexible couplings at front and rear increased from 95 mm to 110 mm. Standardization with models 107 and 126 with engine 117.

10/80

41-050

41-200

123.120

123.123

Rear propeller shaft

Rear propeller shaft dia.

modified from 60 mm to
80 mm. Noise reduction

12/80 - 06/81

41-050

Model

Designation

Type and reason for change

Installation date

Job no.

107

123

126

Pressed-on protective cap

Retaining ring and loose protective cap for protecting propeller shaft intermediate bearing replaced by a pressed-on protective cap.

08/82

41-100

107

123

126

Identification

Standard introduction of identification of front and rear propeller shaft.

08/82

41-050

41-100

41-200

126.02

Rear flexible coupling

Rear flexible coupling modified from torsionally rigid to soft pull-push.
Noise reduction of rear axle.

09/83 - 11/83

41-050

107.042

Rear flexible coupling

Rear flexible coupling modified to soft pull-push.
Noise reduction of rear axle.

06/84 - 03/84

41-050

126.032

126.033

126.043

Rear flexible coupling

Rear flexible coupling modified from torsionally rigid to soft pull-push.
Noise reduction of rear axle.

12/84 - 03/85

41-050

126.02

Front flexible coupling

Front flexible coupling modified from soft push to soft pull-push. To obtain noise reduction.

Starting09/85

41-050

201

124

Front centering sleeve (with manual transmission only)

Front centering sleeve modified from plastic bushing to bronze bushing. Longer life.

10/85

41-200

124

Rear centering sleeve

Rear centering sleeve modified from plastic bushing to bronze bushing. To reduce humming-droning noises (as of vehicle ident. end no. 1A 171 803, 1F 000 001).

01/86

41-200

Model

Designation

Type and reason for change

Installation date

Job no.

124.125

Vibration damper

Vibration damper coordination

04/86

41-050

124.185

modified (from large mass to

05/86

201.126

small mass).
Noise improvement at an

engine speed between
3000 - 4000/min.

02/86

126.02

Rear propeller shaft

Rear propeller shaft dia.

modified from 60 mm to
80 mm. Noise reduction.

as of 09/87

41-050

124

201

Front centering sleeve (manual transmission only)

Front centering sleeve

modified from bronze bushing

to multi-component bearing.

as of 09/88

41-200

124

Rear centering sleeve

Longer life. In this connection,

grease version changed from

Molykote grease to multi-

purpose grease.

as of 02/89

41-200

124.02

124.021

124.080

124.12

124.18

201.023

201.024

201.122

201.126

Front propeller shaft

Bolt circle diameter of flexible

coupling and three-legged

flange of transmission

increased from 80 mm to

90 mm. To obtain longer life.

as of 03/89

41-050

41-200

201.029

Rear propeller shaft

The vibration damper is omitted with the introduction of the dual-mass flywheel.

as of 06/89

41-050

41.200

126.044

126.045

126.046

Front flexible coupling

Rear propeller shaft dia.

increased from 60 mm to
80 mm.
Noise reduction on rear axle.

as of 08/89

41-050

124.030

124.050

124.090

(with

automatic

trans-

mission

only)

Fastening screws

Bolt circle diameter of flexible coupling and three-legged flange increased from 90 mm to 100 mm. Longer life.

as of 04/90

41-050

41-200

124.031

124.051

124.091

Rear propeller shaft

Fastening screw length changed from M 12x1.5x57.5. To reduce danger of confusion.

as of 04/90

41-050

41-200

124.021

124.081

(with

automatic

trans-

mission

only)

Rear propeller shaft

Rear propeller shaft dia. increased from 60 mm to 80 mm. Noise reduction.

as of 06/90

41-050

Model

Designation

Type and reason for change

Installation date

Job no.

201.018

(with

manual

trans-

mission

only)

Flexible coupling

Front flexible coupling changed from hard to soft pull-push. Improved noise damping during starting off.

phased in as of 10/90

41-050

41-200

124/201

(taxis only)

Front flexible coupling

Front flexible coupling changed from soft pull-push to hard. Longer life.

as of 01/91

41-050

41-200

124.004

124.007

124.106

Complete propeller shaft

Center propeller shaft modified from fixed to floating. Increase in life of the propeller shaft intermediate bearings and flexible couplings.

phased

as of 04/90

41-050

124.026

(with

automatic

trans-

mission

only)

Front flexible coupling

Bolt circle diameter of flexible coupling and three-legged flange increased from 90 mm to 100 mm. Longer life.

as of 06/91

41-050

41-200

201.018

201.024

201.122

201.126

Rear propeller shaft

Bolt circle diameter of flexible coupling and three-legged flange increased from 80 mm to 90 mm. Longer life.

as of 11/91

41-050

124.018/

021/041/

081/105/

106/120/

125/126/

127/180/

185

Rear propeller shaft

only 11/91 temporarily

and across the board as of 03/93

41-050

124

201

Front flexible coupling

Installation of a soft pull-push

flexible coupling with torsion

angle limiter. Hexagon head

bolt length modified from

M10x1x50 to M10x1x55 on

three-legged flange of

propeller shaft.

as of 11/91

41-050

41-200

124.036

Front propeller shaft

Front propeller shaft with slide, previously with clamped connection. To facilitate assembly.

as of 07/92

41-050

124.034

124.036

Propeller shaft intermediate bearing

Propeller shaft intermediate bearing modified from interior to exterior fold. Noise reduction

as of 10/92

41-100