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Porsche > 911 & 912 (1965-1989) > Chassis / Bodywork >

Fastenings & Fixings

Fastenings & Fixings

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DISPLAYING 1 to 14 (of 14 products)
Bolt for Front Screen Trim/Guide for Folding Roof - M4x8. Porsche 911 / 964 Speedster 1987-1994 - 90027000902
3
Bolt for Front Screen Trim/Guide for Folding Roof - M4x8. Porsche 911 / 964 Speedster 1987-1994
Special Order item
90027000902
Product Information
Product Information
Countersunk bolt (M4 x 8) used to secure the two trim pieces fitted to the front screen; these guide pieces serve as the slot for the folding roof, ensuring it aligns properly before being securely locked in place.

Sold individually; four are required per vehicle (two per trim piece).

Fits:
Porsche 911 Speedster 3.2L 1989 
Porsche 964 Speedster 3.6L 1993-94

Diagram ref. 5. 

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Related, superseded, cross reference or alternative numbers for comparison.

90027000902
90027000902

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Bolt For Window Frame M6x12. Porsche 911 / 964 Carrera 2 / 4 - 99921801501, 99921801502
4
Bolt For Window Frame M6x12. Porsche 911 / 964 Carrera 2 / 4
Special Order item
99921801501::1
Product Information
Product Information
Bolt For Window Frame M6x12.
Sold Each.
x2 Required Per Car.

Fits:

Porsche 911 Carrera / Turbo Coupe 1987>>1989
Porsche 964 Carrera 2 / 4 Coupe / Targe / Cabrio 1989>>1994

Diagram Ref No 11



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Related, superseded, cross reference or alternative numbers for comparison.

99921801501
99921801501
99921801502

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Counter screw bolt, M5x12, for Door internal lock latch. Porsche 911 65-73 - 99914800504, 9991480050E
4
Counter screw bolt, M5x12, for Door internal lock latch. Porsche 911 65-73
Special Order item
9991480050E
Product Information
Product Information
Counter screw bolt, M5x12, for Door internal lock latch. 

porsche

Fits:
Porsche 911 1965-73

Diagram ref no 2



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Related, superseded, cross reference or alternative numbers for comparison.

9991480050E
99914800504
9991480050E

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Counter screw bolt, M5x12, for Door internal lock latch. Porsche 911 65-73 - 99914800504, 9991480050E
3
Counter screw bolt, M5x12, for Door internal lock latch. Porsche 911 65-73
9991480050E/1
Product Information
Product Information
Counter screw bolt, M5x12, for Door internal lock latch. 
(Recommend using Loctite/Thread locker)


oematch

Fits:
Porsche 911 1965-73

Diagram ref no 2



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Related, superseded, cross reference or alternative numbers for comparison.

9991480050E
99914800504
9991480050E

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Countersunk Bolt - Plastic Stop for Folding Roof Mechanism (M6x15). Porsche 911 / 964 Speedster 1989-1994 - 90024900107
4
Countersunk Bolt - Plastic Stop for Folding Roof Mechanism (M6x15). Porsche 911 / 964 Speedster 1989-1994
Special Order item
90024900107
Product Information
Product Information
Countersunk bolt - M6 x 15 - for the plastic stop for the Speedster's folding roof mechanism. 

Fits:
Porsche 911 Speedster 3.2L 1989 
Porsche 964 Speedster 3.6L 1993-94

Diagram ref. 4.

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90024900107
90024900107

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Felt Strip Assembly Kit, 4 PCS. Porsche 911 1965-70 - 90153159921
2
Felt Strip Assembly Kit, 4 PCS. Porsche 911 1965-70
Special Order item
90153159921
Product Information
Product Information
Felt Strip Assembly Kit 4 PCS, For Door Latch Rod.
Sold As A Set Of 4.

Fits:
Porsche 911 / 912 1965>>1969
Porsche 911 >>1970

Diagram Ref No 8

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90153159921
90153159921

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Grub Screw - M8x9.2 - for Folding Roof Frame. Porsche 911 Speedster 3.2L / 964 Speedster 3.6L 1989-94 - 99921805207
5
Grub Screw - M8x9.2 - for Folding Roof Frame. Porsche 911 Speedster 3.2L / 964 Speedster 3.6L 1989-94
Special Order item
99921805207
Product Information
Product Information
Micro-self-locking grub screw - M8 x 9.2 - used in various points on the Speedster's folding roof frame. 

Sold individually; x18 required per vehicle.

Fits:
Porsche 911 Speedster 3.2L 1989
Porsche 964 Speedster 3.6L 1993-94

Diagram reference(s):

No. 11 - Convertible top covering top frame
No. 13 - Convertible top seal roof frame

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99921805207
99921805207

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Hexagon Bolt M8X18
1
Hexagon Bolt M8X18
Special Order item
N01023930
Product Information
Product Information
porsche
Hexagon Bolt M8X18 


M6 x 20 Hex. Head Bolt for Multiple Applications - 90037803001, 90037803009 - 026316 20
3
M6 x 20 Hex. Head Bolt for Multiple Applications
90037803001/1
Product Information
Product Information
M6 x 20 hex. head bolt. 

Sold individually, this bolt has several applications across the Porsche model range.

Related reference numbers
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90037803001
90037803001
90037803009

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Pan-Head Screw - M8x16 - for Window Frame - for Porsche 911 Coupe 1965-1988 - 90018600202, N0147841, 90011905202, 90011905201
6
Pan-Head Screw - M8x16 - for Window Frame - for Porsche 911 Coupe 1965-1988
Special Order item
90011905201
Product Information
Product Information
Pan-head screw - M8 x 16 - for the window frame. 

Sold individually. Quantity required per vehicle: 4 for models up to 1972, 8 for models from 1973 to 1986, and 2 for models from 1987 to 1988.

Fits:
Coupe Models
Porsche 912 1.6L 1966-69 
Porsche 911 1965-87 
Porsche 911 1988* 

*For the 1988 model year, there is a VIN number split. This M8 x 16 bolt fits vehicles produced up to the following VINs...

Carrera Coupe: Up to VIN 91-JS102788 
Japanese Carrera Coupe: Up to VIN 91-JS109907 
Clubsport: Up to VIN 91-JS105128 
Turbo Coupe: Up to VIN 93-JS000554 

If your VIN number is later than the ones listed, it is likely you will need an M8 x 12 bolt instead. To be sure, we recommend measuring your existing bolt. 

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

90011905201
90018600202
N0147841
90011905202
90011905201

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Self Tapping Screw For Window Glazing, Chrome, M4x6. Porsche 356 / 911 / 912 1960-77 - 90014800202
3
Self Tapping Screw For Window Glazing, Chrome, M4x6. Porsche 356 / 911 / 912 1960-77
Special Order item
90014800202
Product Information
Product Information
Self Tapping Screw For Window Glazing, Chrome, M4x6.
Sold Each.

Fits:
Porsche 356B/356C ROADSTER 1960>>1965
Porsche 911 COUPE 1970>>1973
Porsche 911 COUPE 1974>>1977
Porsche 911/912 COUPE 1965>>1969
Porsche 911 Turbo 1975>>1977

Diagram Ref No 12

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90014800202
90014800202

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Transmission Carrier Bolt For Bracket. Porsche 911 / 912 1965-69 - 90230531700
4
Transmission Carrier Bolt For Bracket. Porsche 911 / 912 1965-69
Special Order item
90230531700
Product Information
Product Information
Transmission Carrier Bolt For Bracket.
x2 Required Per Car

Fits:
Porsche 911 / 912 1965>>1969

Diagram Ref No 39

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90230531700
90230531700

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Upper Retaining Bracket for G50 Gearbox. Porsche 911 / 964 / 993
2
Upper Retaining Bracket for G50 Gearbox. Porsche 911 / 964 / 993
Special Order item
91160622901
Product Information
Product Information
Replacement upper retaining bracket for G50 gearbox. 

porsche

Fits:
Porsche 911 1987-89 - x2 required per vehicle.
Porsche 964 1989-94 - x1 required per vehicle.
Porsche 993 1994-98 - x1 required per vehicle.

*Please be advised, this part is for manual gearboxes only.
Washer - 10.5x18x4 - for Folding Roof Frame. Porsche 911 Speedster 3.2L / 964 Speedster 3.6L 1989-94 - 99902521040
3
Washer - 10.5x18x4 - for Folding Roof Frame. Porsche 911 Speedster 3.2L / 964 Speedster 3.6L 1989-94
Special Order item
99902521040
Product Information
Product Information
Washer - 10.5 x 18 x 4 - used in various points on the Speedster's folding roof frame. 

Sold individually; x6 required per vehicle.

Fits:
Porsche 911 Speedster 3.2L 1989
Porsche 964 Speedster 3.6L 1993-94

Diagram ref. 10. 


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Related, superseded, cross reference or alternative numbers for comparison.

99902521040
99902521040

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DISPLAYING 1 to 14 (of 14 products)
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About Fastenings & Fixings

Secure every panel, trim, and component with confidence using genuine Porsche and reproduction car body fastenings & fixings from Design911. These essential components ensure your Porsche’s bodywork is precisely aligned, structurally sound, and factory-correct, whether you’re carrying out a restoration, repair, or performance upgrade.

Our range includes OEM-quality bolts, clips, screws, washers, rivets, and retaining hardware, all manufactured to Porsche’s exact engineering standards. Each fastening guarantees durable performance, corrosion resistance, and perfect fitment for both classic and modern Porsche models.

From small trim clips to full body fixing kits, Design911 supplies everything needed to reassemble panels, secure mouldings, and restore factory alignment. Whether you’re restoring a vintage 911, replacing fittings on a Cayman or Taycan, or upgrading body hardware for track use, our fasteners deliver the precision and reliability expected from Porsche engineering.

Genuine Porsche Body Fixings
Factory-original fasteners, bolts, and clips made to Porsche’s specifications for perfect fit and reliable long-term performance.

Reproduction Fastenings & Hardware Kits
High-quality reproduction fixings that replicate OEM design and function - ideal for restorations and budget-friendly repairs.

Bolts, Screws & Nuts
OEM-grade bolts and screws designed for body panels, bumpers, doors, and trim attachment. Available in various lengths, coatings, and thread types.

Clips, Retainers & Grommets
Plastic and metal clips that secure trims, liners, and mouldings without damaging bodywork or paint.

Washers, Spacers & Rivets
Precision washers and spacers ensure accurate panel alignment and vibration-free assembly. Rivets offer strong, permanent body panel fixing solutions.

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