Bilstein 5100 Series 46mm Monotube Rear Shock Absorber — Fits 1973-1991 Chevrolet Blazer K5

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Sale price$123.00 Regular price$171.85
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Bilstein

Bilstein has been the OE shock supplier to Mercedes-Benz, BMW, Porsche, and Ferrari since 1957. German-engineered B4 OE replacements, B6 sport, B8 lift-corrected, and B14/B16 coilovers — every Bilstein damper carries motorsport-derived monotube technology.

Watch in action

Superior Rear Suspension for Classic Chevy Trucks

Upgrade your classic Chevrolet Blazer or K-Series truck with the Bilstein 5100 Series 46mm Monotube Rear Shock Absorber. Designed to provide a significant performance boost over factory shocks, this unit is perfect for 1973-1991 Chevrolet Blazer and K-Series pickup models. Whether you are hauling a heavy load or navigating uneven terrain, these shocks ensure your truck remains stable and comfortable.

High-Performance Monotube Engineering

Bilstein's monotube technology is renowned for its ability to maintain consistent damping performance under varying conditions. The high-pressure gas charge prevents oil aeration, ensuring that the shock remains responsive even during extended use. The velocity-sensitive digressive piston provides a smooth ride on the highway while offering firm control when the road gets rough.

  • Optimized Fitment: Designed for 1973-1991 Chevrolet Blazer and K-Series trucks.
  • Consistent Damping: Monotube design prevents shock fade.
  • Enhanced Stability: Improves handling and reduces rear-end bounce.
  • Durable Construction: Built for the demands of classic truck enthusiasts.

These shocks are the ideal choice for those looking to restore or improve the ride quality of their vintage vehicle. With a focus on precision tuning, Bilstein ensures that every shock provides the best possible performance for your specific truck. Trust GGCRACING for all your high-quality automotive suspension needs and get the most out of your classic Chevy.

Vehicle Fitment

Years Make Model Trim
1973-1974 Chevrolet Blazer Base
1987 Chevrolet Blazer Custom Deluxe
1987-1991 Chevrolet Blazer Silverado
1988-1991 Chevrolet Blazer Scottsdale
1975-1980 Chevrolet K10 Custom Deluxe
1975-1981 Chevrolet K10 Cheyenne
1975-1986 Chevrolet K10 Scottsdale
1975-1986 Chevrolet K10 Silverado
1981 Chevrolet K10 Deluxe
1981-1986 Chevrolet K10 Custom
1969-1974 Chevrolet K10 Pickup Base
1973-1974 Chevrolet K10 Suburban Base
1975-1977 Chevrolet K10 Suburban Silverado
1975-1980 Chevrolet K10 Suburban Custom Deluxe
1975-1980 Chevrolet K10 Suburban Scottsdale
1979-1980 Chevrolet K10 Suburban Silverado
1981 Chevrolet K10 Suburban Deluxe
1981-1986 Chevrolet K10 Suburban Custom
1982 Chevrolet K10 Suburban Scottsdale
1982-1983 Chevrolet K10 Suburban Silverado
1984-1986 Chevrolet K10 Suburban Scottsdale
1985-1986 Chevrolet K10 Suburban Silverado
1975-1980 Chevrolet K20 Custom Deluxe
1975-1981 Chevrolet K20 Cheyenne
1975-1983 Chevrolet K20 Silverado
1975-1986 Chevrolet K20 Scottsdale
1981 Chevrolet K20 Deluxe
1981-1986 Chevrolet K20 Custom
1985-1986 Chevrolet K20 Silverado
1969-1974 Chevrolet K20 Pickup Base
1973-1974 Chevrolet K20 Suburban Base
1975-1977 Chevrolet K20 Suburban Silverado
1975-1980 Chevrolet K20 Suburban Custom Deluxe
1975-1980 Chevrolet K20 Suburban Scottsdale
1979-1980 Chevrolet K20 Suburban Silverado
1981 Chevrolet K20 Suburban Deluxe
1981-1986 Chevrolet K20 Suburban Custom
1982 Chevrolet K20 Suburban Scottsdale
1982-1983 Chevrolet K20 Suburban Silverado
1984-1986 Chevrolet K20 Suburban Scottsdale
1985-1986 Chevrolet K20 Suburban Silverado
1975 Chevrolet K5 Blazer Custom Deluxe
1975-1980 Chevrolet K5 Blazer Cheyenne
1976 Chevrolet K5 Blazer Base
1977-1980 Chevrolet K5 Blazer Custom Deluxe
1978 Chevrolet K5 Blazer Silverado
1980-1986 Chevrolet K5 Blazer Silverado
1981 Chevrolet K5 Blazer Deluxe
1981-1986 Chevrolet K5 Blazer Custom
1984 Chevrolet K5 Blazer Scottsdale
1987 Chevrolet V10 Suburban Custom Deluxe
1987-1988 Chevrolet V10 Suburban Scottsdale
1987-1988 Chevrolet V10 Suburban Silverado
1989-1991 Chevrolet V1500 Suburban Scottsdale
1989-1991 Chevrolet V1500 Suburban Silverado
1987 Chevrolet V20 Suburban Custom Deluxe
1987-1988 Chevrolet V20 Suburban Scottsdale
1987-1988 Chevrolet V20 Suburban Silverado
1989-1991 Chevrolet V2500 Suburban Scottsdale
1989-1991 Chevrolet V2500 Suburban Silverado

…and 48 additional fitments. Contact us to confirm yours.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Bilstein

Bilstein has been the OE shock supplier to Mercedes-Benz, BMW, Porsche, and Ferrari since 1957. German-engineered B4 OE replacements, B6 sport, B8 lift-corrected, and B14/B16 coilovers — every Bilstein damper carries motorsport-derived monotube technology.

Watch in action

Superior Rear Suspension for Classic Chevy Trucks

Upgrade your classic Chevrolet Blazer or K-Series truck with the Bilstein 5100 Series 46mm Monotube Rear Shock Absorber. Designed to provide a significant performance boost over factory shocks, this unit is perfect for 1973-1991 Chevrolet Blazer and K-Series pickup models. Whether you are hauling a heavy load or navigating uneven terrain, these shocks ensure your truck remains stable and comfortable.

High-Performance Monotube Engineering

Bilstein's monotube technology is renowned for its ability to maintain consistent damping performance under varying conditions. The high-pressure gas charge prevents oil aeration, ensuring that the shock remains responsive even during extended use. The velocity-sensitive digressive piston provides a smooth ride on the highway while offering firm control when the road gets rough.

  • Optimized Fitment: Designed for 1973-1991 Chevrolet Blazer and K-Series trucks.
  • Consistent Damping: Monotube design prevents shock fade.
  • Enhanced Stability: Improves handling and reduces rear-end bounce.
  • Durable Construction: Built for the demands of classic truck enthusiasts.

These shocks are the ideal choice for those looking to restore or improve the ride quality of their vintage vehicle. With a focus on precision tuning, Bilstein ensures that every shock provides the best possible performance for your specific truck. Trust GGCRACING for all your high-quality automotive suspension needs and get the most out of your classic Chevy.

Vehicle Fitment

Years Make Model Trim
1973-1974 Chevrolet Blazer Base
1987 Chevrolet Blazer Custom Deluxe
1987-1991 Chevrolet Blazer Silverado
1988-1991 Chevrolet Blazer Scottsdale
1975-1980 Chevrolet K10 Custom Deluxe
1975-1981 Chevrolet K10 Cheyenne
1975-1986 Chevrolet K10 Scottsdale
1975-1986 Chevrolet K10 Silverado
1981 Chevrolet K10 Deluxe
1981-1986 Chevrolet K10 Custom
1969-1974 Chevrolet K10 Pickup Base
1973-1974 Chevrolet K10 Suburban Base
1975-1977 Chevrolet K10 Suburban Silverado
1975-1980 Chevrolet K10 Suburban Custom Deluxe
1975-1980 Chevrolet K10 Suburban Scottsdale
1979-1980 Chevrolet K10 Suburban Silverado
1981 Chevrolet K10 Suburban Deluxe
1981-1986 Chevrolet K10 Suburban Custom
1982 Chevrolet K10 Suburban Scottsdale
1982-1983 Chevrolet K10 Suburban Silverado
1984-1986 Chevrolet K10 Suburban Scottsdale
1985-1986 Chevrolet K10 Suburban Silverado
1975-1980 Chevrolet K20 Custom Deluxe
1975-1981 Chevrolet K20 Cheyenne
1975-1983 Chevrolet K20 Silverado
1975-1986 Chevrolet K20 Scottsdale
1981 Chevrolet K20 Deluxe
1981-1986 Chevrolet K20 Custom
1985-1986 Chevrolet K20 Silverado
1969-1974 Chevrolet K20 Pickup Base
1973-1974 Chevrolet K20 Suburban Base
1975-1977 Chevrolet K20 Suburban Silverado
1975-1980 Chevrolet K20 Suburban Custom Deluxe
1975-1980 Chevrolet K20 Suburban Scottsdale
1979-1980 Chevrolet K20 Suburban Silverado
1981 Chevrolet K20 Suburban Deluxe
1981-1986 Chevrolet K20 Suburban Custom
1982 Chevrolet K20 Suburban Scottsdale
1982-1983 Chevrolet K20 Suburban Silverado
1984-1986 Chevrolet K20 Suburban Scottsdale
1985-1986 Chevrolet K20 Suburban Silverado
1975 Chevrolet K5 Blazer Custom Deluxe
1975-1980 Chevrolet K5 Blazer Cheyenne
1976 Chevrolet K5 Blazer Base
1977-1980 Chevrolet K5 Blazer Custom Deluxe
1978 Chevrolet K5 Blazer Silverado
1980-1986 Chevrolet K5 Blazer Silverado
1981 Chevrolet K5 Blazer Deluxe
1981-1986 Chevrolet K5 Blazer Custom
1984 Chevrolet K5 Blazer Scottsdale
1987 Chevrolet V10 Suburban Custom Deluxe
1987-1988 Chevrolet V10 Suburban Scottsdale
1987-1988 Chevrolet V10 Suburban Silverado
1989-1991 Chevrolet V1500 Suburban Scottsdale
1989-1991 Chevrolet V1500 Suburban Silverado
1987 Chevrolet V20 Suburban Custom Deluxe
1987-1988 Chevrolet V20 Suburban Scottsdale
1987-1988 Chevrolet V20 Suburban Silverado
1989-1991 Chevrolet V2500 Suburban Scottsdale
1989-1991 Chevrolet V2500 Suburban Silverado

…and 48 additional fitments. Contact us to confirm yours.

Product Details

Product Description

About Bilstein

Bilstein has been the OE shock supplier to Mercedes-Benz, BMW, Porsche, and Ferrari since 1957. German-engineered B4 OE replacements, B6 sport, B8 lift-corrected, and B14/B16 coilovers — every Bilstein damper carries motorsport-derived monotube technology.

Watch in action

Superior Rear Suspension for Classic Chevy Trucks

Upgrade your classic Chevrolet Blazer or K-Series truck with the Bilstein 5100 Series 46mm Monotube Rear Shock Absorber. Designed to provide a significant performance boost over factory shocks, this unit is perfect for 1973-1991 Chevrolet Blazer and K-Series pickup models. Whether you are hauling a heavy load or navigating uneven terrain, these shocks ensure your truck remains stable and comfortable.

High-Performance Monotube Engineering

Bilstein's monotube technology is renowned for its ability to maintain consistent damping performance under varying conditions. The high-pressure gas charge prevents oil aeration, ensuring that the shock remains responsive even during extended use. The velocity-sensitive digressive piston provides a smooth ride on the highway while offering firm control when the road gets rough.

  • Optimized Fitment: Designed for 1973-1991 Chevrolet Blazer and K-Series trucks.
  • Consistent Damping: Monotube design prevents shock fade.
  • Enhanced Stability: Improves handling and reduces rear-end bounce.
  • Durable Construction: Built for the demands of classic truck enthusiasts.

These shocks are the ideal choice for those looking to restore or improve the ride quality of their vintage vehicle. With a focus on precision tuning, Bilstein ensures that every shock provides the best possible performance for your specific truck. Trust GGCRACING for all your high-quality automotive suspension needs and get the most out of your classic Chevy.

Vehicle Fitment

Years Make Model Trim
1973-1974 Chevrolet Blazer Base
1987 Chevrolet Blazer Custom Deluxe
1987-1991 Chevrolet Blazer Silverado
1988-1991 Chevrolet Blazer Scottsdale
1975-1980 Chevrolet K10 Custom Deluxe
1975-1981 Chevrolet K10 Cheyenne
1975-1986 Chevrolet K10 Scottsdale
1975-1986 Chevrolet K10 Silverado
1981 Chevrolet K10 Deluxe
1981-1986 Chevrolet K10 Custom
1969-1974 Chevrolet K10 Pickup Base
1973-1974 Chevrolet K10 Suburban Base
1975-1977 Chevrolet K10 Suburban Silverado
1975-1980 Chevrolet K10 Suburban Custom Deluxe
1975-1980 Chevrolet K10 Suburban Scottsdale
1979-1980 Chevrolet K10 Suburban Silverado
1981 Chevrolet K10 Suburban Deluxe
1981-1986 Chevrolet K10 Suburban Custom
1982 Chevrolet K10 Suburban Scottsdale
1982-1983 Chevrolet K10 Suburban Silverado
1984-1986 Chevrolet K10 Suburban Scottsdale
1985-1986 Chevrolet K10 Suburban Silverado
1975-1980 Chevrolet K20 Custom Deluxe
1975-1981 Chevrolet K20 Cheyenne
1975-1983 Chevrolet K20 Silverado
1975-1986 Chevrolet K20 Scottsdale
1981 Chevrolet K20 Deluxe
1981-1986 Chevrolet K20 Custom
1985-1986 Chevrolet K20 Silverado
1969-1974 Chevrolet K20 Pickup Base
1973-1974 Chevrolet K20 Suburban Base
1975-1977 Chevrolet K20 Suburban Silverado
1975-1980 Chevrolet K20 Suburban Custom Deluxe
1975-1980 Chevrolet K20 Suburban Scottsdale
1979-1980 Chevrolet K20 Suburban Silverado
1981 Chevrolet K20 Suburban Deluxe
1981-1986 Chevrolet K20 Suburban Custom
1982 Chevrolet K20 Suburban Scottsdale
1982-1983 Chevrolet K20 Suburban Silverado
1984-1986 Chevrolet K20 Suburban Scottsdale
1985-1986 Chevrolet K20 Suburban Silverado
1975 Chevrolet K5 Blazer Custom Deluxe
1975-1980 Chevrolet K5 Blazer Cheyenne
1976 Chevrolet K5 Blazer Base
1977-1980 Chevrolet K5 Blazer Custom Deluxe
1978 Chevrolet K5 Blazer Silverado
1980-1986 Chevrolet K5 Blazer Silverado
1981 Chevrolet K5 Blazer Deluxe
1981-1986 Chevrolet K5 Blazer Custom
1984 Chevrolet K5 Blazer Scottsdale
1987 Chevrolet V10 Suburban Custom Deluxe
1987-1988 Chevrolet V10 Suburban Scottsdale
1987-1988 Chevrolet V10 Suburban Silverado
1989-1991 Chevrolet V1500 Suburban Scottsdale
1989-1991 Chevrolet V1500 Suburban Silverado
1987 Chevrolet V20 Suburban Custom Deluxe
1987-1988 Chevrolet V20 Suburban Scottsdale
1987-1988 Chevrolet V20 Suburban Silverado
1989-1991 Chevrolet V2500 Suburban Scottsdale
1989-1991 Chevrolet V2500 Suburban Silverado

…and 48 additional fitments. Contact us to confirm yours.

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