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Anti-Knockback Springs

Anti-Knockback Springs

SKU:CP2632-113

Regular price €7.97 €9.80
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A range of anti-knockback springs are available for AP Racing calipers. The spring is located behind the piston in the caliper bore and is designed to counteract pad knock off. The springs are available in four loads indicated in lbs/f (force) with 2 sizes dependent upon piston diameter.

Piston sizes up to Ø34mm

Spring Load Part number Free Length & Wire Ø (mm)
4 lbs CP2632-113 38.43 & 0.91
7 lbs CP4100-121 39.88 & 1.02
9 lbs CP3432-134 49.02 & 1.02
12 lbs CP2632-129 58.50 & 1.29

Piston sizes larger than Ø34.9mm

Spring Load Part number Free Length & Wire Ø (mm)
4 lbs CP2667-105 39.88 & 1.22
7 lbs CP2667-113 39.88 & 1.29
9 lbs CP2667-125 70.36 & 1.29
12 lbs CP2667-154 70.36 & 1.49

Anti-knockback Spring Kits

Caliper Type Part number Contents
4 Piston CP6518-4LBSS 4x CP2632-113
CP6518-4LBLL 4x CP2667-105
CP6518-7LBLL 4x CP2667-113
CP6518-9LBLL 4x CP2667-125
6 Piston CP6518-4LBSSL 4x CP2632-113 & 2x CP2667-105
CP6518-7LBSSL 4x CP4100-121 & 2x CP2667-113
CP6518-9LBSSL 4x CP3432-134 & 2x CP2667-125
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Brand:

AP Racing

Manufacturer Part Number:

CP2632-113, CP4100-121, CP3432-134, CP2632-129, CP2667-105, CP2667-113, CP2667-125, CP2667-154, CP6518-4LBLL, CP6518-4LBSSL

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