2021 Chevrolet Silverado 1500 5.3L L84 Complete Engine and 2WD 8-Speed Automatic Transmission for Sale

2021 Chevrolet Silverado 1500 5.3L L84 Complete Engine and 2WD 8-Speed Automatic Transmission for Sale
This 2021 Chevrolet Silverado 1500 powertrain package combines the 5.3L L84 V8 engine with an 8-speed automatic transmission in a two-wheel-drive configuration. The L84 belongs to GM’s Gen V EcoTec3 engine family and features direct fuel injection, variable valve timing, and Dynamic Fuel Management, helping balance performance and everyday drivability.
The electronically controlled 8-speed transmission provides multiple gear ratios for responsive acceleration and comfortable highway cruising. This package is suited to compatible truck replacements and select custom GM powertrain projects.
Compatible Chevrolet Applications
Chevrolet Silverado 1500 with matching 5.3L and transmission specifications
Compatible Silverado 1500 replacement projects
Select Tahoe or Suburban projects, subject to engine and transmission compatibility
Custom Chevrolet truck builds requiring the correct powertrain configuration
Compatible GMC Applications
GMC Sierra 1500 with matching 5.3L and transmission specifications
Compatible Sierra 1500 replacement projects
Select Yukon or Yukon XL projects, subject to year and drivetrain compatibility
Custom GMC truck builds
Popular Custom Applications
Chevrolet Silverado and GMC Sierra restorations
C10 and square-body truck restomods
Custom street trucks
Modern GM powertrain swaps
Select performance and project vehicles
Engine and Transmission Highlights
Engine:
GM 5.3L L84 V8
Model year:
2021
Original application:
Chevrolet Silverado 1500
Transmission:
8-speed automatic
Drivetrain:
2WD configuration
Engine technology:
Direct injection and Dynamic Fuel Management
Ideal for:
Compatible replacements and custom GM truck projects