Paccar Cab Air Spring Part# P81-6003

OEM‑Grade Replacement for Kenworth & Peterbilt
Sleeve‑type cab air spring
3/8"-16 mounting stud
Extended height: ~9.5" (varies by brand)
Compressed height: ~2.4"
Heavy‑duty rubber sleeve for maximum flexibility
The P81‑6003 is commonly used on:
Kenworth (T680, T880, W900, T660, T600 series)
Peterbilt (379, 389, 579, 567, 587 series)
PACCAR cab‑air suspension systems
Direct replacement for R81‑6003, ETP‑R81‑6003, and similar aftermarket cab air springs