15938306 Rear Air Spring Bag for Hummer H2 2003-2009

• Precisely compatible with original OE 15938306, exclusively designed for Hummer H2 2003-2009 original air suspension configuration, 100% universal for rear left and rear right, with accurate mounting holes, perfect fitting, zero errors and no air suspension fault codes
• Upgraded thickened explosion-proof rubber structure, specially optimized for Hummer H2’s heavy weight, off-road heavy load, complex rugged road conditions and long-distance driving. It features high and low temperature resistance, anti-aging, anti-cracking and anti-bulging properties, thoroughly solving common vehicle faults: slow air leakage after parking, rear end sinking, body tilting, rear suspension abnormal noise, chassis sinking and pressure relief during off-road bumps
• 1:1 original factory data reproduction, the air spring inflation stroke, maximum pressure value, mounting hole positions, sealing caliber and installation height fully comply with original factory standards. No grinding or debugging required for in-situ installation, ensuring no body deviation and stable operation of the air suspension system
• Reinforced and upgraded for Hummer H2’s high-frequency off-road bumps, heavy load and alternating seasonal temperature conditions. The internal load-bearing cord has far better tensile resistance, fatigue resistance and impact resistance than ordinary aftermarket parts, greatly reducing the probability of air leakage and rework under off-road conditions
• Professional assembly replacement solution for severe structural faults including air spring surface hardening and cracking, bladder bulging deformation, body tearing, slow micro-leakage, repeated pressure relief, off-road vibration damage and recurrent leakage after repair kit patching, realizing one-time thorough repair and long-term stability
• Every unit undergoes 100% high-pressure air tightness test, heavy-load fatigue sampling test and weathering aging test before delivery to eliminate defective leakage products, perfectly restoring the original rear body support, vehicle levelness and off-road air suspension damping comfort

15938306 is an original exclusive matching model, specially adapted to the 2003-2009 Hummer H2 dedicated rear air suspension system. As a core vulnerable part of the vehicle’s air suspension structure, it is widely used for professional maintenance and overhaul in repair shops, renovation of old Hummer vehicles, modification and maintenance for off-road enthusiasts, and cross-border foreign trade replacement.

As a heavy-duty hard-core off-road SUV, Hummer H2 has a large vehicle weight and extremely high off-road load. The original rear air spring is prone to rubber aging and hardening, internal load-bearing cord fatigue and relaxation, sealing port micro-leakage and base sealing failure under long-term high-intensity heavy pressure, bumpy vibration on rugged roads and alternating cold and hot outdoor environments. This eventually leads to typical common faults such as rear end sinking after parking, slow air leakage, uneven left-right body height, loose bouncing during off-road bumps, air suspension fault codes and abnormal suspension height locking.

When the air spring has structural damage and continuous pressure leakage that cannot be completely repaired by repair kits, assembly replacement is the most stable and long-term maintenance solution. Manufactured in strict accordance with original factory processes and parameters, this product’s multi-layer explosion-proof composite structure, sealing tension and pressure parameters fully match the original vehicle air suspension system. It supports non-destructive in-situ installation without chassis cutting, pipeline modification or structural refitting. Air tightness testing, body height calibration and fault code clearing after installation can completely restore the original working performance and driving texture of the air suspension.

Important Notice: This product is an exclusive rear air spring for Hummer H2, fully universal for rear left and rear right, not universal for front position. Only applicable to original air suspension models, not for mechanical spring versions or other brand models.

• Hummer: H2｜2003–2009 All Original Air Suspension Versions (universal for all displacements)

Product Features: Dedicated for Hummer H2, heavy-load and durable, suitable for high-frequency off-road working conditions, stable air tightness and excellent aging resistance. Ideal for hard-core off-road vehicle maintenance, old vehicle renovation, cross-border bulk stocking and full-container foreign trade orders

Remark: All the above OE numbers are original long-term iterative universal parts with100% consistent structure, size, hole positions and pressure parameters. No installation or functional differences, universally applicable to 2003–2009 Hummer H2 rear air springs.