Timbren Rear Suspension Enhancement System for Chevrolet Silverado 2500 HD/3500 HD & GMC Sierra 2500 HD/3500 HD 2011-2018

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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 Timbren

Timbren engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Timbren lineup with fast shipping and expert fitment support — order with confidence.

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Timbren Rear Suspension Enhancement System for Chevrolet Silverado & GMC Sierra HD

Enhance the suspension of your heavy-duty truck with the Timbren Rear Suspension Enhancement System (SES Kit). Designed specifically for 2011-2018 Chevrolet Silverado 2500 HD/3500 HD and 2011-2018 GMC Sierra 2500 HD/3500 HD models, this system provides a significant upgrade in performance and stability.

Key Features & Benefits:

  • Improved Load Capacity: Effectively reduces rear-end sag when towing or hauling heavy loads, providing a more stable and confident driving experience.
  • Enhanced Stability: Minimizes body roll and trailer sway, ensuring safer and smoother operation, especially under demanding conditions.
  • Automatic Adjustment: The unique rubber spring design automatically adjusts to road conditions and load variations, offering a responsive and comfortable ride.
  • Easy Installation: No drilling or complex modifications required. These kits are designed for a straightforward bolt-on installation using basic hand tools, saving you time and effort.
  • Durable & Maintenance-Free: Constructed from high-quality materials, Timbren SES Kits are built to last. They require no airlines or fittings, eliminating the risk of leaks and ensuring a lifetime of trouble-free performance.

Timbren's SES Kits are the ideal solution for truck owners who frequently tow, haul, or simply want to improve their vehicle's overall suspension performance. Experience a noticeable difference in ride quality and control. Get your Timbren Rear Suspension Enhancement System today at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2011-2023 Chevrolet Silverado 2500 HD LT
2011-2023 Chevrolet Silverado 2500 HD LTZ
2011-2023 Chevrolet Silverado 2500 HD WT
2015-2023 Chevrolet Silverado 2500 HD High Country
2020-2023 Chevrolet Silverado 2500 HD Custom
2011-2023 Chevrolet Silverado 3500 HD LT
2011-2023 Chevrolet Silverado 3500 HD LTZ
2011-2023 Chevrolet Silverado 3500 HD WT
2011-2014 GMC Sierra 2500 HD WT
2011-2023 GMC Sierra 2500 HD Denali
2011-2023 GMC Sierra 2500 HD SLE
2011-2023 GMC Sierra 2500 HD SLT
2015-2021 GMC Sierra 2500 HD Base
2020-2023 GMC Sierra 2500 HD AT4
2011-2014 GMC Sierra 3500 HD WT
2011-2023 GMC Sierra 3500 HD Denali
2011-2023 GMC Sierra 3500 HD SLT
2015-2021 GMC Sierra 3500 HD Base
2020-2023 GMC Sierra 3500 HD AT4
2022-2023 GMC Sierra 3500 HD Pro

Product Details

Product Description
Part Numbers
Sizing & Fit

About Timbren

Timbren engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Timbren lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Timbren Rear Suspension Enhancement System for Chevrolet Silverado & GMC Sierra HD

Enhance the suspension of your heavy-duty truck with the Timbren Rear Suspension Enhancement System (SES Kit). Designed specifically for 2011-2018 Chevrolet Silverado 2500 HD/3500 HD and 2011-2018 GMC Sierra 2500 HD/3500 HD models, this system provides a significant upgrade in performance and stability.

Key Features & Benefits:

  • Improved Load Capacity: Effectively reduces rear-end sag when towing or hauling heavy loads, providing a more stable and confident driving experience.
  • Enhanced Stability: Minimizes body roll and trailer sway, ensuring safer and smoother operation, especially under demanding conditions.
  • Automatic Adjustment: The unique rubber spring design automatically adjusts to road conditions and load variations, offering a responsive and comfortable ride.
  • Easy Installation: No drilling or complex modifications required. These kits are designed for a straightforward bolt-on installation using basic hand tools, saving you time and effort.
  • Durable & Maintenance-Free: Constructed from high-quality materials, Timbren SES Kits are built to last. They require no airlines or fittings, eliminating the risk of leaks and ensuring a lifetime of trouble-free performance.

Timbren's SES Kits are the ideal solution for truck owners who frequently tow, haul, or simply want to improve their vehicle's overall suspension performance. Experience a noticeable difference in ride quality and control. Get your Timbren Rear Suspension Enhancement System today at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2011-2023 Chevrolet Silverado 2500 HD LT
2011-2023 Chevrolet Silverado 2500 HD LTZ
2011-2023 Chevrolet Silverado 2500 HD WT
2015-2023 Chevrolet Silverado 2500 HD High Country
2020-2023 Chevrolet Silverado 2500 HD Custom
2011-2023 Chevrolet Silverado 3500 HD LT
2011-2023 Chevrolet Silverado 3500 HD LTZ
2011-2023 Chevrolet Silverado 3500 HD WT
2011-2014 GMC Sierra 2500 HD WT
2011-2023 GMC Sierra 2500 HD Denali
2011-2023 GMC Sierra 2500 HD SLE
2011-2023 GMC Sierra 2500 HD SLT
2015-2021 GMC Sierra 2500 HD Base
2020-2023 GMC Sierra 2500 HD AT4
2011-2014 GMC Sierra 3500 HD WT
2011-2023 GMC Sierra 3500 HD Denali
2011-2023 GMC Sierra 3500 HD SLT
2015-2021 GMC Sierra 3500 HD Base
2020-2023 GMC Sierra 3500 HD AT4
2022-2023 GMC Sierra 3500 HD Pro

Product Details

Product Description

About Timbren

Timbren engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Timbren lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Timbren Rear Suspension Enhancement System for Chevrolet Silverado & GMC Sierra HD

Enhance the suspension of your heavy-duty truck with the Timbren Rear Suspension Enhancement System (SES Kit). Designed specifically for 2011-2018 Chevrolet Silverado 2500 HD/3500 HD and 2011-2018 GMC Sierra 2500 HD/3500 HD models, this system provides a significant upgrade in performance and stability.

Key Features & Benefits:

  • Improved Load Capacity: Effectively reduces rear-end sag when towing or hauling heavy loads, providing a more stable and confident driving experience.
  • Enhanced Stability: Minimizes body roll and trailer sway, ensuring safer and smoother operation, especially under demanding conditions.
  • Automatic Adjustment: The unique rubber spring design automatically adjusts to road conditions and load variations, offering a responsive and comfortable ride.
  • Easy Installation: No drilling or complex modifications required. These kits are designed for a straightforward bolt-on installation using basic hand tools, saving you time and effort.
  • Durable & Maintenance-Free: Constructed from high-quality materials, Timbren SES Kits are built to last. They require no airlines or fittings, eliminating the risk of leaks and ensuring a lifetime of trouble-free performance.

Timbren's SES Kits are the ideal solution for truck owners who frequently tow, haul, or simply want to improve their vehicle's overall suspension performance. Experience a noticeable difference in ride quality and control. Get your Timbren Rear Suspension Enhancement System today at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2011-2023 Chevrolet Silverado 2500 HD LT
2011-2023 Chevrolet Silverado 2500 HD LTZ
2011-2023 Chevrolet Silverado 2500 HD WT
2015-2023 Chevrolet Silverado 2500 HD High Country
2020-2023 Chevrolet Silverado 2500 HD Custom
2011-2023 Chevrolet Silverado 3500 HD LT
2011-2023 Chevrolet Silverado 3500 HD LTZ
2011-2023 Chevrolet Silverado 3500 HD WT
2011-2014 GMC Sierra 2500 HD WT
2011-2023 GMC Sierra 2500 HD Denali
2011-2023 GMC Sierra 2500 HD SLE
2011-2023 GMC Sierra 2500 HD SLT
2015-2021 GMC Sierra 2500 HD Base
2020-2023 GMC Sierra 2500 HD AT4
2011-2014 GMC Sierra 3500 HD WT
2011-2023 GMC Sierra 3500 HD Denali
2011-2023 GMC Sierra 3500 HD SLT
2015-2021 GMC Sierra 3500 HD Base
2020-2023 GMC Sierra 3500 HD AT4
2022-2023 GMC Sierra 3500 HD Pro

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