A/C System O-Ring and Gasket Seal Kit for RS 2556 MT2556, Seal Ring Fit for Buick Lacrosse 13-05, Lucerne 11-06, Terraza 07-05, for Cadillac DTS 11-06, XLR 09-04

Automotive AC Seal Kit - Triple Core Technology AssuranceProfessional sealing solution for automotive AC systems, engineered for ultra-low leakage performance*.🔬 Three Core Technology Guarantees✅ Material Transparency - HNBR and NBR materials strategically applied - Compatible with eco-friendly refrigerants - Batch-specific quality certification (anti-counterfeit verification)📏 Precision Sizing - Engineer-validated vehicle compatibility - Strict adherence to OE specifications - Micron-grade manufacturing precision🔍 Zero-Defect Craftsmanship - Microscopic surface integrity inspection - Overpressure sealing validation - Triple-check manual verificationTechnical CharacteristicsMaterial: HNBR or NBR rubber (position-specific application)Temperature Resistance: Verified under extreme thermal conditionsPressure Endurance: Exceeds operational demands validationRefrigerant Compatibility: R134a/R1234yf/R12 and mainstream variantsComplete Seal ComponentsCompressor dynamic seal assemblyCondenser system seal kitAC line connection seals* Ultra-low leakage performance validated through rigorous operational simulations. Actual results may vary based on installation quality and system conditions.

• Premium-Grade, Durable & Corrosion-Resistant Materials Core sealing components made of NBR (Nitrile Rubber) and HNBR (Hydrogenated Nitrile Rubber), offering strong resistance to R134a/R1234yf refrigerants and refrigeration oil—ensuring longer service life!
• Complete System Coverage in One Kit Includes various sizes of O-rings and gaskets, compatible with key air conditioning interfaces such as pipelines, compressors, and condensers—easy and worry-free selection.
• Reliable Sealing to Prevent Leaks Precisely engineered to maintain tight seals under extreme temperatures and pressure, effectively preventing refrigerant and lubricant leaks for stronger cooling performance.
• Smart Design for Easy Installation Elastic O-rings are simple to install; gaskets with positioning grooves help prevent misalignment—ideal for DIYers and technicians alike to complete quickly and accurately.
• Durable and Cost-Effective Choice Rigorously tested for aging and deformation resistance, significantly reducing repair frequency and long-term operating costs!
• Fit for Buick LaCrosse 13-05, Lucerne 11-06, Terraza 07-05 *** for Cadillac DTS 11-06, XLR 09-04 *** for Chevrolet Captiva Sport 15-12, Classic 04, Equinox 12-05, HHR 11-06, Monte Carlo 07-06, Uplander 09-05 *** GMC Acadia 19-07, Acadia Limited 17, Terrain 10 *** For Oldsmobile Silhouette 04-01*** for Pontiac Montana 09-99, for Pontiac Torrent 09-06, for Saturn Relay 07-05