Prothane Coil Spring Inserts

Universal Coil Spring Inserts

Prothane offers Coil Spring Inserts in five sizes to eliminate the need for stacking. Dampening inserts, when installed, should be shorter than the springs installed height:

  • 1 to 3 inches less for Chevrolet
  • 3/4 to 1 1/2 inches less for Dodge
  • 2 to 3 inches less for Ford

Each set includes one pair of inserts

Universal Coil Spring Inserts
Images Part Number Height Outer Diameter Part Type
Coil Spring Inserts 191701 INCH: 2-1/2 (2.50)
MM: 63.5
INCH: 3-3/4 (3.75)
MM: 95.25
2 Ring
Coil Spring Inserts 191702 INCH: 3-1/2 (3.50)
MM: 88.9
INCH: 3-3/4 (3.75)
MM: 95.25
3 Ring
Coil Spring Inserts 191703 INCH: 5
MM: 127
INCH: 3-3/4 (3.75)
MM: 95.25
4 Ring
Coil Spring Inserts 191704 INCH: 7-1/2 (7.50)
MM: 190.5
INCH: 3-3/4 (3.75)
MM: 95.25
6 Ring
Coil Spring Inserts 191705 INCH: 10-1/2 (10.50)
MM: 266.7
INCH: 3-3/4 (3.75)
MM: 95.25
8 Ring