VW 181 Facts & Figures


Production changes

Listed below is a table comprising all production changes which can be tied to a date and/or chassis serial number. See the respective subjects for further information.
 
Date  Chassis no.  Production changes 
01-Aug-69 to 
31-Jul-70 
180 2151 344 to 
180 3100 000 
1.5 litre 44-hp engine. 
 
01-Aug-70 up  181 2000 001 up  1.6 litre 44-hp engine. 
to 
182 2482 840
M30 Headlamp flasher with licence-plate illumination (Austria).
to 
182 2583 721
M105 Stiffer rubber mountings for transmission.
to 
31-Jul-72
to 
182 3200 000 
M50 Dual circuit and hand-brake warning light.
01-Aug-72  183 2000 001 
to 
183 2346 524 
M47 Back-up (reversing) light on bumper. 
4.5J x 15" wheels with 165 R15 tyres. 
01-Mar-73 up 183 2346 525 up (Germany) 
183 2493 403 up (Mexico) 
New rear suspension with double-jointed half-shafts and new gearbox. 
New four-spoke steering wheel, splined wiper-arms, heating modified to the Beetle heat-exchanger system and single crosswise silencer and external air-intake pods above the rear mudguards. Things got the large 'elephants feet' rear lights. 
Improved 1.6 litre engine: 48 hp @ 4,000 rpm, 10,5 mkg @ 2,000 rpm. 
Wheels changed to 5JK x 14" with 185 R14 tyres.
01-Mar-73 up  183 2346 525 up  M26 Activated carbon container for absorbing fuel vapour (Mexico). 
M46 Side-mounted flashing indicators (Denmark, Norway, Italy).
01-Mar-73 to 
30-Sep-73 
183 2346 525 to 
183 3026 058
M553/I Sealed-beam headlights, flashing indicators with side marking lights, red taillights, back-up lamps in taillight, but without headlamp flasher and steering lock (USA).
01-Mar-73 to 
183 2346 525 to 
184 2818 496 
M185 Lap belt front and rear (USA). 
M267 Modified transmission ratio, 8:35 instead of 8:33.
01-Oct-73 up  184 2000 001 up  M549 Lap belt front.
01-Oct-73 to 
184 2000 001 to 
184 2818 496 
M553/II Sealed-beam headlights, flashing indicators with side marking lights, red taillights, back-up lamps in taillight, city horn, but without headlamp flasher and steering lock (USA).
to 
184 2219 788 
M63/I Special (military) equipment, consisting of: blackout lights, rear fog lamp, speedometer with 1/10th km reading, fully suppressed and watertight equipment, starting handle, laminated windshield, petrol heater. 
M552/I Without heater (petrol).
184 2219 789 up M60 Petrol heater. 
M63/II Special (military) equipment, consisting of: blackout lights, rear fog lamp, speedometer with 1/10th km reading, fully suppressed and watertight equipment, starting handle, laminated windshield, without petrol heater. 
M552/II Without heater (exhaust system without heater boxes).
184 2219 789 to 
184 2818 496
M27 Compliance with US (West Coast) exhaust emission standards (USA).
184 2423 795 up  M51 Prepared for second generator
to 
184 2805 543 
M34/I White parking light and warning lamps (Italy). 
M37 Without emergency light system (Italy, France).
to 
184 2818 496 
M660 Acapulco Thing (Mexico, USA).
184 2805 544 to 
186 2115 080 
M34/II White parking light and warning lamps, without emergency lights (Italy).
? to 
31-Jul-76 
186 2115 081 to 
186 2115 959 
M34/III White parking light and warning lamps, without emergency lights, with left and right convex mirrors (Italy).
186 2115 960 up  M34/IV Without emergency lights, with left and right convex mirrors (Italy)
31-Jan-79  189 2006 423 
189 2020 500 (?)  M183 Rear seat belts.

Source: Hanno Spoelstra.


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