We ship from multiple warehouses across the country, so you get your part as soon as possible.
Free, one year (or more), unlimited mileage warranty. Covers everything; parts and shipping costs
We have reviewed over 1,000,000 fitments to guarantee an exact fit for your vehicle.
Return for any reason within 60 days for a full refund
Experts in auto parts since 1989-We are rated 4.9/5 by over 400,000 of our customers.
Arnott Industries New Shock Absorber
(Arnott Industries New)
Low Inventory – Order Soon.

This is a New Arnott Industries Shock Absorber (Note: Arnott Industries New). SKU number U8-12775-AI
Arnott's rear air shock AS-3429 for 2015-2020 GM® trucks and SUVs (K2XX Chassis originally equipped with MagneRide) is the ideal replacement for your failing rear air assisted shock. This Arnott twin tube shock, which was engineered in the USA, includes a passive damper which has been custom tuned to deliver control, stability, and comfort. Arnott's new aftermarket rear shock bypasses the vehicle's auto-damping system and incorporates a sensor which eliminates dash panel error messages.
Travel Length - 157 MM; Compressed Length - 379 MM; Extended Length - 536 MM; Contents - Air Shock Assembly; Boot Color - Black; Body End Measuring Point - Center Eye; Internal Damper Type - Hydraulic; Lower Mount Type - Loop/Eyelet; Coil Over Springs Included - N/A; Cylinder Color - N/A; Dust Shield Material - N/A; Shock Stroke - N/A; Adjustable - No; Adjustable Damping - No; Mounting Hardware Included - No; Protective Aluminum Can - No; Spring Seat Included - No; Progressive Spring Rate - Progressive; Spring Rate Type - Progressive; Air Bladder Material - Rubber; Shock Absorber Rod End Measuring Point - Shoulder of Stud; Grade Type - Standard; Upper Mount Type - Stud; Internal Construction Type - Twin-tube; Shock/strut Design - Twin-tube; Air Adjustable - Yes; Air Ride Suspension - Yes; Bearing Plate Included - Yes; Boot/dust Shield Included - Yes; Heavy Duty Crimping Rings - Yes; Lower Mounting Isolator Included - Yes; Shock Spring Assisted - Yes; Spring Isolators Included - Yes; Springs Included - Yes; Upper Mounting Isolator Included - Yes
| Specification | Description |
| Part Type | Shock Absorber |
| SKU | U8-12775 AI |
| Brand | Arnott Industries |
| Part Number | AS-3429 |
| Type | Arnott Industries New |
| Condition | New |
| Fit Type | Exact |
| Warranty | FREE 2 Year Unlimited Mileage Warranty More Information |
| Additional warranty options available.* View Options
2 Year
Unlimited Mileage Warranty
FREE
5 Year Extended Unlimited Mileage Warranty
$50.44
Lifetime Unlimited Mileage Warranty
$84.06
| |
| Weight | 19.6 Pounds |
| Box Dimensions | Height: 5.25" Length: 36.00" Width: 6.25" |
| UPC | 815710019965 |
2015 Cadillac Escalade w/ Twin-Tube Design - Rear
2016 Cadillac Escalade w/ Twin-Tube Design - Rear
2017 Cadillac Escalade w/ Twin-Tube Design - Rear
Click Here for Full List
- 2018 Cadillac Escalade w/ Twin-Tube Design - Rear
- 2019 Cadillac Escalade w/ Twin-Tube Design - Rear
- 2020 Cadillac Escalade w/ Twin-Tube Design - Rear
- 2015 Cadillac Escalade ESV w/ Twin-Tube Design - Rear
- 2016 Cadillac Escalade ESV w/ Twin-Tube Design - Rear
- 2017 Cadillac Escalade ESV w/ Twin-Tube Design - Rear
- 2018 Cadillac Escalade ESV w/ Twin-Tube Design - Rear
- 2019 Cadillac Escalade ESV w/ Twin-Tube Design - Rear
- 2020 Cadillac Escalade ESV w/ Twin-Tube Design - Rear
- 2015 Chevrolet Suburban Suburban - w/ Magneride RPO Code Z95 - w/ Twin-Tube Design - Rear
- 2016 Chevrolet Suburban Suburban - w/ Magneride RPO Code Z95 - w/ Twin-Tube Design - Rear
- 2017 Chevrolet Suburban Suburban - w/ Magneride RPO Code Z95 - w/ Twin-Tube Design - Rear
- 2018 Chevrolet Suburban Suburban - w/ Magneride RPO Code Z95 - w/ Twin-Tube Design - Rear
- 2019 Chevrolet Suburban Suburban - w/ Magneride RPO Code Z95 - w/ Twin-Tube Design - Rear
- 2020 Chevrolet Suburban Suburban - w/ Magneride RPO Code Z95 - w/ Twin-Tube Design - Rear
- 2015 Chevrolet Tahoe w/ Magneride RPO Code Z95 - w/ Twin-Tube Design - Rear
- 2016 Chevrolet Tahoe w/ Magneride RPO Code Z95 - w/ Twin-Tube Design - Rear
- 2017 Chevrolet Tahoe w/ Magneride RPO Code Z95 - w/ Twin-Tube Design - Rear
- 2018 Chevrolet Tahoe w/ Magneride RPO Code Z95 - w/ Twin-Tube Design - Rear
- 2019 Chevrolet Tahoe w/ Magneride RPO Code Z95 - w/ Twin-Tube Design - Rear
- 2020 Chevrolet Tahoe w/ Magneride RPO Code Z95 - w/ Twin-Tube Design - Rear
- 2015 GMC Yukon w/ Magneride RPO Code Z95 - w/ Twin-Tube Design - Rear
- 2017 GMC Yukon w/ Magneride RPO Code Z95 - w/ Twin-Tube Design - Rear
- 2018 GMC Yukon w/ Magneride RPO Code Z95 - w/ Twin-Tube Design - Rear
- 2019 GMC Yukon w/ Magneride RPO Code Z95 - w/ Twin-Tube Design - Rear
- 2020 GMC Yukon w/ Magneride RPO Code Z95 - w/ Twin-Tube Design - Rear
- 2015 GMC Yukon XL w/ Magneride RPO Code Z95 - w/ Twin-Tube Design - Rear
- 2016 GMC Yukon XL w/ Magneride RPO Code Z95 - w/ Twin-Tube Design - Rear
- 2017 GMC Yukon XL w/ Magneride RPO Code Z95 - w/ Twin-Tube Design - Rear
- 2018 GMC Yukon XL w/ Magneride RPO Code Z95 - w/ Twin-Tube Design - Rear
- 2019 GMC Yukon XL w/ Magneride RPO Code Z95 - w/ Twin-Tube Design - Rear
- 2020 GMC Yukon XL w/ Magneride RPO Code Z95 - w/ Twin-Tube Design - Rear
Interchange Part Numbers












More Information








