CAT 305CR / 306CR / 308CR Boom Cylinder Seal Kit for Caterpillar hydraulic excavators. OEM-grade replacement seals manufactured to exact Caterpillar tolerances for 100% leak-free fitment.

KIT CONTENTS
- Rod Seal × 1 — Polyurethane (PU)
- Piston Seal × 1 — PTFE + NBR
- Dust Wiper × 1 — PU
- O-Rings × 4 — Nitrile (NBR)
- Buffer Ring × 1 — PU
- Back-up Rings × 2

FITS THESE MODELS
- Caterpillar CAT 305CR
- Caterpillar CAT 306CR
- Caterpillar CAT 308CR

SHIPPING & WARRANTY
✓ Ships from Surrey, BC within 24 hours
✓ 30-day return policy — wrong fit, free return shipping
✓ 12-month warranty against manufacturing defects

Questions about fitment? Email info@powersoon.ca or WhatsApp 1-760-376-1539 with your machine model and serial number.