Upgrade / Maintain
About:
We have worked on 4x4 conversions from many builders. Many do great work. Some could improve. They all need maintenance including our own. In this section, you'll find both universal and specific build parts for maintaining your van and upgrading it. Specific packages will follow soon. If you have any questions about what products would work best to improve your vehicle, please contact us.
GM 4x4 Van Hi-Lift Front Limit Strap Kit
Timberline SupplyDescription: Introducing our Front Limit Strap Kit for Hi-Lift 4x4 GM conversion vans. These limit straps are vital to protecting shocks and coilov...
View full detailsGM G-series Adjustable Upper Control Arms
Timberline SupplyDescription: These are adjustable upper control arms for the Chevy Express and GMC Savana Van 2500/3500/4500 series vans from 2003-current. Our con...
View full details6L90 Manual Transfer Case Shifter Kit
Timberline SupplyDescription This is a bolt-up manual transfer case shifter for the 6L80 transmission found in many GM pickups and vans. Our shifter is designed to...
View full detailsHi Clearance GM Center Link ($125 core)
Timberline SupplyDescription: This high-clearance GM van center link is specially designed to address clearance issues with the steering linkage in 4x4 conversions,...
View full detailsGM G-series 4x4 Conversion Rear Lift Kit
Timberline SupplyDescription: Our GM G-series rear lift kit is a solid solution for lifting the rear of your GM van. This kit is compatible with 2003-current 1500/...
View full detailsTimberline Helper Kit
Timberline SupplyDescription: Are you building a 4x4 van? Let us help you with the consumables. Drawing on our experience of hundreds of 4x4 conversions, these are ...
View full detailsGM Full Size 4x4 Conversion Custom Rear Driveshaft
Timberline SupplyDescription: We offer custom-built 1-piece driveshafts for 4x4 van conversions completed using our products. There is a good bit of variability in...
View full detailsGM Full Size 4x4 Conversion Custom Front Driveshaft
Timberline SupplyDescription: We offer custom-built driveshafts for 4x4 van conversions completed using our products. There is a bit of variability in the lengths ...
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