Two automotive rack and pinion boots made from Santoprene TPV, on light blue background

Rack and pinion bellows

Reduce weight, add flexibility to rack and pinion bellows with Santoprene™ TPVs

Key benefits

  • cost-effective compared to EPDM or CR
  • weight reduction approx. 20 to 40% compared to CR
  • good chemical resistance (see fluid resistance guide)
  • good flexibility and fatigue resistance
  • tight tolerance

Production process

  • blow molding

Material(s) replaced

  • EPDM and CR

Recommended grades

  • Santoprene™103-40/50 TPV
  • Santoprene 103-87 TPV