Front NX2 Nitro Shock

Features:

• Fits 2015-2025 Silverado Sierra 2500HD 3500HD
• Designed for 6.6L Duramax models
• Nitrogen-charged twin-tube shock design
• 10-stage velocity-sensitive valving
• 2 inch steel shock body
• 1-3/8 inch fluon-banded piston
• 14mm hardened chrome shaft
• Resists corrosion and rock damage
• Includes polyurethane bushings and sleeves
• Improves stability on-road and off-road
• Requires BDS bracket kit 55379

Take Control Of Every Mile In Your Duramax

If the front end of your 2015-2025 Silverado or Sierra 2500HD or 3500HD feels unsettled over rough pavement or dirt roads, it might be time for an upgrade that you can actually feel from the driver seat. The BDS 85430 Front NX2 Nitro Shock is built to bring back confidence and control, especially on heavy 6.6L Duramax trucks that see real work. With a nitrogen-charged twin-tube design, this shock reacts quickly to bumps, dips, and uneven terrain so your truck stays composed instead of bouncing around. The ride feels tighter and more predictable, whether you are hauling equipment during the week or heading out on a back road over the weekend. Additionally, the improved damping helps reduce front end dive and unwanted sway, which makes long drives less tiring. The durable construction is made to handle harsh conditions, so you are not worrying about rock chips or corrosion cutting its life short. When you want your heavy duty GM truck to drive like it should, this NX2 shock delivers the kind of performance that makes the upgrade worthwhile.

Engineered Damping Performance Built For Heavy Duty GM Trucks

The NX2 Nitro Series shock is designed with a pressurized nitrogen twin-tube layout that promotes consistent damping under varying loads and terrain conditions. Its 10-stage velocity-sensitive valving automatically adjusts to the speed of suspension movement, allowing it to remain firm during aggressive impacts while still smoothing out smaller road imperfections. The 2 inch steel shock body houses a large 1-3/8 inch fluon-banded piston that uses self-lubricating seals to reduce internal friction and extend service life. Furthermore, the 14mm hardened chrome shaft is built to resist pitting and corrosion, which is especially important for trucks exposed to mud, gravel, and winter road treatments. Polyurethane bushings and metal sleeves are included to support a secure mounting connection and help simplify installation. This specific model requires BDS bracket kit 55379, so it is important to plan accordingly before installation. With carefully matched compressed and extended lengths for the 2015-2024 GM 2500HD and 3500HD platform, this front shock is tuned to work seamlessly with your heavy duty suspension setup.

Fitment: 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Notes:

• Fits 2015-2025 GM 2500HD and 3500HD
• Designed for 6.6L Duramax diesel models
• Front shock application only
• Requires bracket kit 55379
• Mounting bracket kit sold separately
• Verify upper and lower EB1 mounts
• Compressed length 14.30 inches
• Extended length 23.92 inches
• 2 inch steel shock body
• Confirm compatibility with lift setup
• Professional installation recommended
• Sold individually not as a pair