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Product Summary

Dirt Late Model, Modified, Stock Car, 4 Rebound Valving

  • Available in a 7" or 9" stroke
  • Prevents the chassis to be upset by sharp bumps
  • Compressed length on the 9" is 14.94" and the extended is 23.44"
  • Compressed length on the 7" stroke is 13.14" and the extended measures 20"
  • Shocks feature digressive valving which delivers a new level of control by damping slow suspension movements more effectively

Comes as a Kit

See more details

Key Specs

Shock TypeMono Tube
Shock Body MaterialSteel
Body Diameter2"
Shock Body TypeSmooth
Shock Body SizeLarge Body
See more specs

Need To Know

Made to Order

This custom item will ship when completed

Quick and Easy Returns

Return Policy

Bilstein S7Z4020-HIGH Details

Exclusively at Speedway Motors you can now order your custom Bilstein shocks online!

These Bilstein mono tube gas shocks feature digressive valving which delivers a new level of control by damping slow suspension movements more effectively while not allowing the chassis to be upset by sharp bumps.

Bilstein has set the standard for years in Sprint Cup, Indy Car and Formula 1. Now it is setting the standard for Modifieds, Late Models and Open Wheel cars with these SZ Series shocks.

Choose:

  1. Stroke - 7 or 9"
  2. Rebound Valving - 00-90
  3. Compression Valving - 00-90
  4. Gas Pressure - Low, Standard, or High

Note: This shock is custom valved and assembled by our expert staff and will take up to 72 hours to be built. Due to its custom nature, it cannot be returned for a refund.

Specs

7" Stroke
  • Comp. Length: 13.14"
  • Ext. Length: 20.00"
  • Body Dia.: 2"
9" Stroke
  • Comp. Length: 14.94"
  • Ext. Length: 23.44"
  • Body Dia.: 2"

Bilstein S7Z4020-HIGH Specifications

KEY SPECS
MFG. Part #S7Z4020-HIGH
BrandBilstein
Shock TypeMono Tube
Shock Body MaterialSteel
Body Diameter2"
Shock Body TypeSmooth
Shock Body SizeLarge Body
Shock Stroke Range7.00" to 7.99"
Compression Valving2
Rebound Valving4
Upper Shock Mount1/2" Spherical Rod End
Lower Shock Mount1/2" Spherical Rod End
Extended Length Range20.00" to 20.99"
Extended Length20"
Compressed Length Range13.00" to 13.99"
Compressed Length13.14"
FinishZinc Plated
Gas ChargedYes
GENERAL
Shock Stroke7.00
Schrader ValveNo
Coil-Over CompatibleYes
Valve Positions20 compression - 40 rebound
Bushing MaterialSteel
Sold in QuantityEach
NotesMADE TO ORDER
Inside Diameter46 mm
Shock Eyelet Width.630"
Bolt Hole Circle.500"
Hardware IncludedNo

Ratings & Reviews

4.5

4 Reviews

Overall Assessment

Customers praised the shocks for their high quality and impressive aesthetics, underlining the technical expertise of the product's team. However, several reviews suggest the shock does not come with the snap ring for a coilover kit, highlighting potentially unmet expectations for some. Despite this, customers seem confident about the product's durability and quality compared to other brands in the market. Overall, the shock's features and strength have earned customer satisfaction and recommendations, showcasing the product's superiority.

4.5

4 reviews

5

2

4

2

3

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Filter by Ratings

Custom built sz series shocks

5.0

14 days ago

Josh

Indiana

Verified

Great turn around time , quality is very good. Was received 3 days before estimated shipping time !!

Nice shock

4.0

3 years ago

Sprung Up

Oklahoma

Like another comment mentioned. It does not come with the snap ring for a coilover kit. You probably will not find one locally, so make sure and order one. Other than that. Nice looking shock. Time will tell on durability

Would Recommend

Great products

5.0

5 years ago

Brad

Shickshinny, Pennsylvania

Verified

I purchased a shock the knowledge of the technicians that I spoke to was phenomenal the quality of the shock is great.

Would Recommend

Nice shock

4.0

7 years ago

Tom

Indianapolis

Verified

Shock didn't come with external snap ring, I thought all bilstein shocks came with one.

Would Recommend

Showing 4 of 4 reviews

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