Street. Track. Everything between.
07 3276 7829
Your garage Find parts for your vehicle Select year, make and model to narrow your search.

Bilstein B8 5100 Series 18-20 Jeep Wrangler Rear Shock For 0-1.5in Lift

SKU: BIL33-316321

Shocks and Struts

BIL B8 5100 Series Shocks...

Bilstein B8 5100 Series 18-20 Jeep Wrangler Rear Shock For 0-1.5in Lift

SKU: BIL33-316321

Shocks and Struts

BIL B8 5100 Series Shocks...

A$460.87
IN STOCK! Est Ship 4-7 days. In stock at 1 location (more than 10 available)

Added to cart

We accept
American Express
Mastercard
Visa
PayPal Checkout
Direct Deposit
Afterpay
Apple Pay
Google Pay
Zip Pay

Description

Shock

Bilstein B8 5100 shock absorbers are designed as a direct fit solution for lifted trucks and SUV’s. These shock absorbers feature a monotube design which provides consistent fade free performance. B8 5100 shock absorbers utilize a unique, velocity sensitive, digressive piston which reacts to changing road conditions. All B8 5100 shock absorbers are tuned for each specific application to assure optimal performance is achieved. B8 5100 shock absorbers offer a significant improvement in ride quality, handling, and comfort.

Additional Information

46mm Monotube Shock Absorber

Part Type

Suspension Shock Absorber

Product Overview

Bilstein B8 5100 shock absorbers are designed as a direct fit solution for lifted trucks and SUV’s. These shock absorbers feature a monotube design which provides consistent fade free performance. B8 5100 shock absorbers utilize a unique, velocity sensitive, digressive piston which reacts to changing road conditions. All B8 5100 shock absorbers are tuned for each specific application to assure optimal performance is achieved. B8 5100 shock absorbers offer a significant improvement in ride quality, handling, and comfort.

Additional Application Notes
• Fits Vehicles With 0-1.5" Rear Lift

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

Data: v4.2 - Upd: 2026-11-08 01:06:42

Features

  • 46mm monotube design ensures consistent, fade-free performance in all conditions
  • Patented digressive valving instantly reacts to changing surface conditions
  • Vehicle specific tuning

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Details

Adjustable Damping:Non-Adjustable
Body Design:Smooth Body (Non-coilover)
Body Diameter (OD):2.0 in.
Boot Included:Black Bellows
Collapsed Length (IN):16.93
Collapsed Length (MM):430.0
Description:Bilstein B8 5100 Series 18-20 Jeep Wrangler Rear Shock For 0-1.5in Lift
Extended Length (IN):26.94
Extended Length (MM):684.2
Finish:Zinc Plated
Internal Design:Monotube
Lower Mount Type:Eye 12.8mm
Part Number:bil33-316321
PartType:Shocks / Struts
Piston Diameter:46mm
Reservoir:No
Segment:Light Truck
Series:B8 5100
Spring Seat Included:No
Title:Bilstein Shock Absorbers
Upper Mount Type:Eye 12.8mm

Product Downloads

# Document Type Download
1. Installation Instructions
2. Catalog
3. Material Safety Data Sheet

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Data: v2 - Desc: v4.2 - Upd: 2026-11-07 17:11:36

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Bilstein
StreetFX SKU bil33-316321
SFX Item ID 4440411
Accounting SKU bil-33-316321
Manufacturer SKU 33-316321
Manufacturer UPC 651860873169
Alternative References 33-316321, BSN-33-316321

Shock Absorber B8 5100 Jeep Wrangler 2020-2018

Bilstein B8 5100 Series shocks feature a monotube design for cooler, more efficient operation and longer life. They have the largest available piston diameter, providing superior handling and performance. The shocks' patented digressive valving instantly reacts to changing surface conditions for maximum comfort and control—on and off the road. These shocks also have split compression and rebound valving tuned for each specific application. Order the model designed for your year/make/model.

Additional features:
• 2 in. seamless extruded tube
• 14mm centerless-ground, case-hardened, chromed, and super-polished rod
• 46mm Bilstein digressive piston
• Self-adjusting, deflective-disc independent rebound and compression

Product Attributes
UPC651860873169
BrandBilstein
QuantitySold individually.
Part TypeShocks and Struts
Boot ColorBlack
Gas ChargedYes
Ride HeightStock/Lifted
Product LineBilstein B8 5100 Series Shocks
Boot IncludedYes
Internal DesignMonotube
Ride Height NoteAdditional ride height information may be available for your vehicle, please refer to the app tab.
Adjustable ValvingNo
Extended Length (in.)26.94
Collapsed Length (in.)16.93
Lifted Amount Range (in.)0.00-1.50 in.
Manufacturer's Part Number33-316321

Compatibility

Loading compatibility information...

Keep shopping

More from Bilstein