Product Description
The BILSTEIN 25-311884 5100 / 5160 Series Shock Absorber is a high-performance front suspension upgrade designed for 2011-2023 Chevrolet Silverado and GMC Sierra 2500HD/3500HD 4WD trucks equipped with a 0–1.5 inch lift. Built for demanding diesel applications, this shock delivers exceptional control, durability, and ride quality both on and off-road.
This shock features Bilstein’s proven 46mm monotube gas pressure design paired with a remote reservoir system that increases oil capacity for superior heat dissipation and consistent damping performance. This allows your truck to maintain control even under heavy towing, off-road use, or extreme driving conditions.
The velocity-sensitive digressive valving instantly reacts to changing terrain, delivering a controlled ride on pavement while providing maximum stability and performance off-road. Designed as a direct-fit upgrade, this shock installs easily without major modifications.
Key Benefits:
- Remote reservoir for increased cooling and performance
- Fade-free performance under heavy loads and extreme conditions
- Improved ride quality, stability, and steering control
- Designed specifically for leveled and mildly lifted GM HD trucks
- Direct bolt-on installation with application-specific tuning
FITMENT:
- 2011-2023 Chevrolet Silverado 2500HD 4WD (Front)
- 2011-2023 Chevrolet Silverado 3500HD 4WD (Front)
- 2011-2023 GMC Sierra 2500HD 4WD (Front)
- 2011-2023 GMC Sierra 3500HD 4WD (Front)
- Designed for 0–1.5" lifted suspension systems
- Will NOT fit drop bracket lift kits
- Front position only
FAQ
Is this a 5100 or 5160 series shock?
This part number (25-311884) is part of the Bilstein B8 5160 Series, which includes a remote reservoir for enhanced performance.
Will this work on stock height trucks?
Yes, but it is optimized for trucks with 0–1.5” of lift for best performance.
What advantage does the reservoir provide?
The remote reservoir increases oil capacity, reduces heat buildup, and improves damping consistency during aggressive driving and off-road use.
Is installation bolt-on?
Yes, this is a direct-fit front shock requiring no major modifications.
Is this sold individually?
Yes, shocks are sold individually. Replacing both front shocks is recommended.
Specifications for BILSTEIN 25-311884
| Category | Details |
|---|---|
| Brand | Bilstein |
| Part Number | 25-311884 |
| Series | B8 5160 / 5100 Performance Series |
| Product Type | Remote Reservoir Shock Absorber |
| UPC | 00651860899527 |
| GTIN | 00651860899527 |
| Position | Front |
| Drive Type | 4WD |
| Vehicle Fitment | 2011-2023 Silverado/Sierra 2500HD & 3500HD |
| Lift Compatibility | 0–1.5 Inch Lift |
| Shock Design | 46mm Monotube Gas Pressure |
| Reservoir | Yes – Remote Reservoir |
| Finish | Zinc Plated with Protective Coating |
| Adjustability | Non-Adjustable |
| Extended Length | 18.55 in |
| Collapsed Length | 13.86 in |
| Travel Length | 4.69 in |
| Upper Mount Type | Crossbar |
| Lower Mount Type | Clevis |
| Boot Included | No |
| Shipping Weight | Approx. 8 lbs |
| Warranty | Bilstein Limited Lifetime Warranty |
| California Prop 65 | WARNING: This product can expose you to chemicals known to the State of California to cause cancer and reproductive harm. Visit www.P65Warnings.ca.gov |
