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Porsche // 993 (911) (1994-1998) // 993 (911) C2 1994-97
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Expanding spring for rear brake caliper. Porsche 911 / 911T 1969 - 90135191617
90135191617
Vehicle Group
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 356C 1963-65
Information
Expanding spring for rear brake caliper. (non vented disc type).
Keep your classic Porsche braking at its best with this Genuine Porsche Rear Brake Expander Spring. This small but essential component sits inside the rear disc brake assembly on early Porsche 911, 912 and some 914 models equipped with solid (non-ventilated) rear discs.
Fits:
Porsche 912 1969
Porsche 911 T 1969
Diagram ref no 17
The expander spring, also known as a tension or retaining spring, is a precision-engineered piece of brake hardware designed to maintain correct pad alignment and eliminate unwanted movement in the caliper assembly. Although minor in appearance, it plays a major role in ensuring the brake pads sit securely and function smoothly.
This spring helps to:
• Keep the brake pads correctly positioned inside the rear caliper
• Maintain proper tension in the brake assembly
• Reduce vibration and brake noise (rattle/chatter)
• Support even brake pad wear
• Promote consistent braking performance.
If this spring weakens, wears out, or breaks, the pads can shift or rattle, leading to noise, uneven wear, and reduced braking precision.
Over decades of use, heat cycles, corrosion, and general wear cause these springs to lose tension. Common signs that it’s time to replace include:
• Rattling or clicking noises from the rear brakes
• Uneven brake pad wear
• Pads that don’t retract smoothly
• Caliper movement or vibration
• During a brake rebuild or classic restoration
Because this is a classic-model component, many cars still on the road are using original hardware that is long overdue for renewal.
Replace the expander spring:
• Whenever fitting new rear pads
• During any brake system overhaul If you notice noise, pad movement, or irregular wear
• As part of routine maintenance on classic Porsche models, especially those with solid rear brake discs
• Whenever the caliper has been disassembled If the spring shows any signs of corrosion, fatigue, or deformation
For best results, always replace springs in pairs per caliper, as specified by Porsche.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90135191617
The product you are viewing cross references to these numbers
Keep your classic Porsche braking at its best with this Genuine Porsche Rear Brake Expander Spring. This small but essential component sits inside the rear disc brake assembly on early Porsche 911, 912 and some 914 models equipped with solid (non-ventilated) rear discs.
Fits:
Porsche 912 1969
Porsche 911 T 1969
Diagram ref no 17
The expander spring, also known as a tension or retaining spring, is a precision-engineered piece of brake hardware designed to maintain correct pad alignment and eliminate unwanted movement in the caliper assembly. Although minor in appearance, it plays a major role in ensuring the brake pads sit securely and function smoothly.
This spring helps to:
• Keep the brake pads correctly positioned inside the rear caliper
• Maintain proper tension in the brake assembly
• Reduce vibration and brake noise (rattle/chatter)
• Support even brake pad wear
• Promote consistent braking performance.
If this spring weakens, wears out, or breaks, the pads can shift or rattle, leading to noise, uneven wear, and reduced braking precision.
Over decades of use, heat cycles, corrosion, and general wear cause these springs to lose tension. Common signs that it’s time to replace include:
• Rattling or clicking noises from the rear brakes
• Uneven brake pad wear
• Pads that don’t retract smoothly
• Caliper movement or vibration
• During a brake rebuild or classic restoration
Because this is a classic-model component, many cars still on the road are using original hardware that is long overdue for renewal.
Replace the expander spring:
• Whenever fitting new rear pads
• During any brake system overhaul If you notice noise, pad movement, or irregular wear
• As part of routine maintenance on classic Porsche models, especially those with solid rear brake discs
• Whenever the caliper has been disassembled If the spring shows any signs of corrosion, fatigue, or deformation
For best results, always replace springs in pairs per caliper, as specified by Porsche.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90135191617
90135293610
The product you are viewing cross references to these numbers
Price: £10.15
Orderable
Related products
Vehicle Group
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
Information
Front Brake Pad Guide Plate.
Fits:
Porsche 993 (All Models) 1994>>1998 (Lower, Front)
Porsche 964 Turbo 3.6L 1991>>1993 (Lower, Front)
Diagram Ref No 12
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99335195903
The product you are viewing cross references to these numbers
Fits:
Porsche 993 (All Models) 1994>>1998 (Lower, Front)
Porsche 964 Turbo 3.6L 1991>>1993 (Lower, Front)
Diagram Ref No 12
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99335195903
99335195903
The product you are viewing cross references to these numbers
Price: £46.38
In stock
Vehicle Group
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
Information
Brake Pad Guide Plate.
Fits:
Porsche 964 Turbo / RS (lower, front)
Porsche 964 Turbo Look C2 (lower, front)
Porsche 993 C2 / C4 (upper, rear)
Porsche 993 C2S / C42 (upper, rear)
Click picture for large parts diagram.
Diagram ref no 13.
Price: £46.38
In stock
Vehicle Group
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
- Porsche 968 3.0L 1992-94
- Porsche 968 Sport 3.0L 1994-95
- Porsche 968 CS 3.0L 1993-95
- Porsche 968 Turbo S 3.0L 1993-94
Information
Brake Pad Guide Plate.
Porsche 993 1994-98 (upper, rear)
Porsche 964 C2 / C4 (upper, rear)
Porsche 964 Turbo Look C2/C4 (upper, rear)
Porsche 968 1992-95 (upper, rear)
Click picture for large parts diagram.
Diagram ref no 14.
Porsche 993 1994-98 (upper, rear)
Porsche 964 C2 / C4 (upper, rear)
Porsche 964 Turbo Look C2/C4 (upper, rear)
Porsche 968 1992-95 (upper, rear)
Click picture for large parts diagram.
Diagram ref no 14.
Price: £46.38
In stock
Vehicle Group
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 928S2 4.7L 1984-86
- Porsche 928S4 5.0L 1987-92
- Porsche 928GT 5.0L 1989-91
Information
Brake Pad Guide Plate.
Fits:
Porsche 964 RS / Turbo (upper, front)
Porsche 964 Turbo Look C2 (upper, front)
Porsche 993 C2 / C4 (upper, front)
Porsche 993 C2S / C4S (upper, front)
Porsche 928 1986 Onwards
Click picture for large parts diagram.
Diagram ref no 13.
Price: £46.38
In stock