1S5-045 Goodyear Cab Air Shock Absorber ASC-08-7-139 Truck Suspension Air Spring

Product Details:

Place of Origin:	China
Brand Name:	GUOMAT
Certification:	ISO/TS16949:2009
Model Number:	G5045

Payment & Shipping Terms:

Minimum Order Quantity:	6pcs
Price:	US$49.9-59.9/PC
Packaging Details:	Strong Carton Box Or As Customers Need
Delivery Time:	3-7 Working Days
Payment Terms:	L/C,D/A,D/P,T/T,Western Union
Supply Ability:	1000pcs/week

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Detailed Product Description

Name:	Rubber Air Spring	Warranty Special:	12 Months
Rubber Type:	High-Quality	Usage:	Truck Cabin
Quality:	100% Tested	Function:	Reduce Vibration
Supplier:	GUOMAT	Goodyear:	1S5-045
Highlight:	Goodyear Cab Air Shock Absorber , Truck Suspension Air Spring , Goodyear Air Spring with warranty

1S5-045 Goodyear Cab Air Shock Absorber ASC-08-7-139 Truck Suspension Air Spring

Premium Truck Cab Air Spring

GUOMAT G5045 is a premium truck cab air spring designed to replace Goodyear 1S5-045 and ASC-08-7-139. Engineered with high-quality rubber and precision-manufactured metal components, it provides excellent vibration isolation, shock absorption, and stable load support for heavy-duty truck cab suspension systems.

By effectively reducing road impacts and engine vibrations, the air spring improves driving comfort, minimizes cab noise, and helps protect suspension components from premature wear. Manufactured to OEM specifications, the GUOMAT G5045 offers reliable fitment, easy installation, and long-lasting performance.

This aftermarket replacement is ideal for commercial trucks, helping fleet operators reduce maintenance costs while maintaining dependable suspension performance under demanding road and operating conditions.

Cross-Reference Part Numbers

Manufacturer	Part Numbers
Goodyear	1S5-045, 1S 5-045, 1S5 045, ASC-08-7-139
Contitech	SC29-YG02, 70825
TRP	ASYG025
Road Choice	RCSL29 0045G
Freightliner	GYR1S5045

Technical Specifications

Specification	Value
Top Plate Hole/Stud Quantity	1
Top Plate Diameter	2.65 inches
Bottom Plate Hole/Stud Quantity	1
Bottom Plate Diameter	2.875 inches
Bottom Plate Alignment	Parallel
Bumper	No
Minimum Height	2.25 inches
Maximum Height	6.25 inches

Sleeve Lobe Type Air Spring Comparison

Part Number	Usable Stroke	Max Dia @ 100 psi (In)	Min Ext Height (Inches)	Max Ext Height (Inches)	Bumper	100 psi	80 psi	60 psi	40 psi	100 psi	80 psi	60 psi	40 psi	Air Fitting Size (in)
1S3-013	2.1	3.6	1.5	3.6	NO	140	85	45	30	620	485	365	245	1/8
1S3-011	4.4	3.25	3.6	8.0	NO	110	85	65	55	370	290	205	135	1/8
1S4-007	4.9	4.6	2.2	7.1	NO	330	255	190	145	1160	940	740	535	1/8
1S4-008	6.5	4.6	4.0	10.5	NO	565	445	345	255	890	705	530	350	1/8
1S5-010	4.05	5.6	2.2	6.25	NO	575	445	335	240	1270	970	710	475	1/8
1S5-005	5.5	5.6	4.0	9.5	NO	840	660	500	350	970	755	545	360	1/8
1S5-006	6.5	5.6	4.0	10.5	NO	780	615	470	330	1135	890	660	425	1/8