Our purpose is to support owners in their use and maintenance of the Porsche 928 and to foster camaraderie among owners throughout the world.
C00 Eurospec emissions  
C02 Equipped with catalytic converter  
C03 California emissions
018 Sports Steering Wheel with Elevated Hub -30mm		
020 Speedometer with Two Scales - MPH-KM/H		
024 Version for Greece		
026 With Activated Charcoal Canister		
027 Version for California		
034 Version for Italy		
034 Version for Italy		
058 Impact Absorbers - Front and Rear		
061 Version for Great Britain		
062 Version for Sweden		
063 Version for Luxemburg		
111 Version for Austria		
113 Version for Canada		
114 Version for Taiwan		
119 Version for Spain		
124 Version for France		
126 Control and Indicators in French Lettering		
127 Control and Indicators in Schwedish Lettering		
130 Control and Indicators in English Lettering		
139 Seat Heating System, Left Seat		
150 Without Catalyst		
151 Engine with deferring Parts - Switzerland, Sweden, Australia		
157 * USA, Canada		
157 Three-Bed Catalyst, Oxygen Sensor and Digital Electrical Engine Equipment		
158 Radio, Blaupunkt Reno SQR 46		
185 Safety Belts 2-Point, Rear Automatic		
186 Seat Belt for Back Seats		
187 Headlamps with Sealed Beam Insert "Asymmetric"		
190 Increased Side Door Strength (USA, Canada, Australia		
193 Version for Japan
195 Prepared for Cellular - Telephone System
197 Stronger Battery
208  Trailer Coupling
215 Version for Saudi Arabia	
219 Differential 87-89
220 Locking Differential - 40%
221 Porsche Locking Differential-PSD (90-91)
240 Version for Countries Having Inferior Fuel Qualities
249 Automatic Transmission
251 Automatic Transmission, Shorter Gear Ratio - Switzerland, Sweden, Australia
261 Outside Mirror for Pass. Side-Plain-Electrically Heatable/adjustable, US CDN, Switzerland
277 Version for Switzerland		
286 Intensified Windshield Washer		
293 Prepared for Telephone, BECKER B-2 Network - (87-89, Federal Republic of Germany)
295 Prepared for Telephone, TEKADE B-2 Network - (87-89, Federal Republic of Germany)
298 Catalyst together with Manual Transmission (87-89)
298 Prepared for Unleaded Fuel - Manual Transmission
299 Catalyst together with Automatic Transmission (87-89)
299 Prepared for Unleaded Fuel - Automatic Transmission
317 Equipment for Countries with Dust-Laden Air
319 Changed Step-up of Fan - Japan, Saudi Arabia, Hong Kong, Australia
325 Version for South Africa
326 Radio, Blaupunkt Berlin IQR 88 with ARI
327 Radio, "Symphony RDS"
328 Radio, Blaupunkt Bremen SQR 46 with ARI
329 Radio, Blaupunkt Toronto SQR 48
330 Radio, Blaupunkt Toronto SQR 46
331 Radio, "Porsche CR-1"
332 Radio, "Porsche CR-2"
335 Automatical Safety Belt 3-Point, Rear
340 Seat Heating System, Right Seat
341 Central Locking System
347 Forged Wheels Platinum Anodized, Rim 7 x16 , Tire 225/50VR-16
383 Sport Seat Left, Electrical Vertically Adjustable
387 Sport Seat Right, Electrical Vertically Adjustable	
393 Club Sport - Forged Wheels - 8x16 front, 9x16 rear (88-M637 & 89-M639)	
395 Forged Wheels Silver Colored Anodized, Rim 7 x16 , Tire 225/50VR-16	
395 Light Metal Rims - Forged		
400 Cast Aluminum Wheel, Club Sport (Design 90), 7.5 x16 front, 9 x 16 rear		
401 Wheel - Cast Aluminum Alloy, Telephone Design, Rim 7 x16 , Tire 225/50VR-16	
403 Cast Aluminum Wheel, "Cup"  7.5 x17 front, 9 x 17 rear		
406 928S - Anniversary Car , 82 "50 Years of Porsche" - MeteorMetallic w/Burgundy Interior
409 Sport Seats   (83-84)		
410 Sport Seats, Seat and Backrest Surface Cloth/Leatherette		
415 Widening of the Gauge on the Track of Rear Axle (21mm spacers,extended wheel studs)
417 Rear Package Box		
418 Side Protection Moldings		
423 Box for Cassettes and Coins		
430  Fog Head-lamp Yellow		
437 Comfort Seat - Left   - Electrically Adjustable		
438 Comfort Seat - Right   - Electrically Adjustable		
441 Prepared for Radio (87-89)		
454 Automatic Speed Control - USA, Canada		
460 Additional Intank Fuel Pump - Australia , Japan		
462 928 - Special Model 82 "WEISSACH" - Hellbronze Metallic w/Leather Medium Brown Int.
462 Windshield - Sekuriflex		
463 Windshield Clear		
466 2nd Rear Fog Lamp - Great Britain, Hong Kong		
467 Outside View Mirror for Driver Side - Convex - Electrically Heatable and adjustable
468 Side Glasses Green and Windshield Green- Upper Part Darker Colored (83-84)	
470 Without Front and Rear Spoiler		
471 Integrated Rear Spoiler (87-89)		
473 With Front Spoiler and Rear Spoiler - 928S		
474 Shock Absorber (SPORTING) Front and Rear		
475 Brake Pads without Asbestos		
479 Version for Australia		
481 Manual Transmission		
482 Tire Pressure Gauge (RDK)		
483 Deferring Engine Parts for Right-Hand Drive		
484 Symbols and Insignias for Switches and Instruments - USA		
488 Inscriptions in German Language		
489 Switches and Insignia in German Language		
490 Sound System		
492 For Left-Hand Traffic		
494 Additional Amplifier		
496 Prepared for PHILLIPS Telephone "C-Network"		
498 Without Vehicle "Type" Lettering on Rear End		
499 Sekuriflex Windshield   (83-84)		
513 Back-Support (Lordose) - Right Seat		
525 Anti-Theft Device with Continuous Sound - Switzerland		
528 Outside View Mirror for Passenger Side - Convex - Electrically  Heatable and adjustable
533 Anti-Theft Device		
537 Seating Position Control for Comfort Seat - Left		
538 Seating Position Control for Comfort Seat - Right		
553 Version for USA, Canada		
553 Version for USA, Canada		
561 Airbag - Driver's Side		
562 Airbag - Driver's Side and Front Passenger's Side		
563 Airbag - Passenger Side		
564 Without Airbag		
567 Windshield Tinted, Upper Part Darker Colored		
568 Tinted Side Glasses and Tinted Windshield		
570 Air Conditioner with Improved Efficiency (Rear A/C)		
573 Air Conditioner		
576 Without Rear Fog Lamp		
586 Back-Support (Lordose) - Left Seat		
593 Antiblock System (Bosch ABS)		
595 Rear Spoiler with Color of Car		
595 Rear Spoiler with Color of Car		
602 Araised Stop Lamp		
611 Preparation of Telephone Installation, Nokia "D-Network"		
612 Prepared for PHILLIPS Telephone "C2-Network"		
614 Preparation of Telephone Installation, Motorola "D-Network"		
637 Special Version "Club Sport" 88		
639 Special Version "GT" 89		
650 Electrical Sliding Roof		
680 HI-FI Sound System with Booster		
685 Rear Seats, Divided		
686 Radio, Blaupunkt Ludwigsburg SQM 26 + ARI		
688 Radio, Blaupunkt Boston SQM 23		
690 CD-Player "CD-10", Radio + ARI		
691 CD-Player "CD-2" with Radio		
692 CD-Changer "Porsche CD C-1"		
693 CD-Radio London RDM 42		
900 Tourist's Cars - USA , Canada		
933 Seat Covers, Rear , Cloth/Leather/Leather		
935 Seat Cover, Rear - Draped Leather		
948 Seat Covers, Front , Cloth/Leather/Leather		
980 Seat Cover - Draped Leather		
981 Leather Equipment		
983 Sitzbezuege Front Leather		
985 Parts Having a Luster of Silver		
986 Partial Leather
X-CODES and DESCRIPTION (and suggested retail prices)  
XF2  Leather Instrument Housing  (94)  
XM6  Leather Door Openers and Handle Recess Plates (1)  
XJ3  Leather Locking Knobs and Plates (1)  
XN7  Leather Parking Brake (3)  
XP7  Leather Seat belt Lock and Housing (1)  
XP6  Leather Seat Belt Hinges (4)  
XR3  Leather Front Seat Hinges (4)  
XR5  Leather Backrest Lock Controls (7)  
XL4  Rootwood Center Console, Door Panel and Trim Inlays w/Analog Clock (Dark in Color){13}  
XL5  Rootwood Center Console, Door Panel and Trim Inlays w/Analog Clock (Light in Color) {13}  
XH6  Leather Horn Button (4)  
XJ2  Leather Impact Post (3)  
XJ8  Leather Shift Cover (Automatic Trans.) Color to Sample (9)  
XK7  Leather Shift Cover (Manual Trans) Color to Sample (2) 
Sources: Option Codes compiled from www.928gt.com and www.928s4vr.com