Sill Plates
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GMC Suburban 1/2-Ton (1973-1991)GMC Suburban 10 Sill Plate for Sale | Used GMC Suburban Door Sill Plate / Door Threshold Trim
Product Overview & Specifications
- In Stock, 19-Year Production Coverage 1973-1991
- Free Shipping to All 50 States, 3-7 Business Day Transit
- GMC Suburban 10 1973-1991 1/2-Ton Pre-GMT400 Era
- C10 2WD or K10 4WD Configurations
- Sister Chevrolet Suburban C10/K10 1973-1991 Same platform
- 3rd-4th Generation ‘Square Body’ Era Iconic American SUV
- GM Longest Continuous Nameplate 1935+ 90+ years
- Naming Convention:
- Suburban 10 = 1/2-Ton (This Listing)
- Suburban 20 = 3/4-Ton Batch 56 vaz517 GMC 2500 reference
- Suburban 30 = 1-Ton Batch 56 vaz518 GMC 3500 reference
- GMT400 1992+ Adopted 1500/2500/3500 Numbering
- Body Styles:
- 3-Door Early Era
- 4-Door 1973+ Later Among first SUVs with 4-door config
- Engines:
- 305 V8 (5.0L) GM small block
- 350 V8 (5.7L) Most common famous GM small block 1955-2003
- 6.2L Detroit Diesel V8 Optional heavy-duty
- 454 V8 Big Block (7.4L) Towing variants
- Transmissions:
- TH350 3-Speed Automatic Common small V8
- TH400 Heavy-Duty 3-Speed Batch 56 vaz517 reference
- 700R4 4-Speed Automatic with Overdrive Late 1980s+
- 4L60 4-Speed Automatic Later models
- 3/4-Speed Manual Early Years
- Drivetrain:
- 2WD (C10) Configuration
- 4WD (K10) Configuration With transfer case and front live axle
- Applications:
- Family Hauler Pre-minivan era 1984+ Batch 55 vaz510
- Work Vehicle / Towing / Recreational
- 4th Generation 1992+:
- GMT400 Platform Modernization
- Naming Dropped ’10’ for ‘1500’
- OBD-II Federal Mandate 1996+
- Sill Plate Function:
- Protection of Door Threshold Sheet Metal
- Decorative Trim
- Vehicle Branding (Suburban/GMC Logo)
- Weather Seal Maintenance
- Foot Traffic Protection
- Construction:
- Stamped Steel or Metal Aluminum or stainless
- Mounting Screws or Clips
- Embossed or Painted Logo
- Multiple Colors Chrome, black, body-color
- Common Failure Modes:
- Bending from Foot Traffic
- Corrosion (Salt-Belt)
- Missing Screws/Clips
- Damaged Logo/Branding
- Surface Intact Verified
- Mounting Points Functional
- Donor Vehicle Disclosed
- 100% Inspection Before Every Order Ships
- Good Salvage Donor Pool (19 Years + Chevy Suburban)
- Strong Vintage GM Truck/SUV Restoration Market
- 15 Day Replacement Warranty
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