TruckT1XX

2024 GMC Sierra 3500 HD Regular Cab

Wheel Specs, Bolt Pattern, Towing & Reliability Guide

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Max Towing20,000 lbs (conventional) / up to 36,000 lbs (Gooseneck/Fifth-Wheel)

Curb Weight6,779 - 7,450 lbs

Bolt Pattern (PCD)8x210 mm

Lug Nut Torque140 lb-ft (190 Nm)

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2024 GMC Sierra 3500 HD Regular Cab Towing & Tongue Weight Limits

Official ratings for towing travel trailers, campers, boats, and payload cargo.

Max Tow Capacity20,000 lbs (conventional) / up to 36,000 lbs (Gooseneck/Fifth-Wheel)

Max Payload Capacity3,759 - 7,234 lbs

Max Tongue WeightMax 2,000 lbs (conventional)

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2024 GMC Sierra 3500 HD Regular Cab Wheel Specs, Bolt Pattern & Offset

Factory wheel dimensions, center bore, and verified aftermarket fitment clearances.

OEM Factory Sizes

Trim Level	Wheel Dimensions & Offset	Factory Tire Size
Pro (DRW uses 17-inch steel wheels with LT235/80R17)	18x8.0 ET44	LT275/70R18

Max Tire Size on Stock Suspension (Rubbing Clearance)

Stock Flush

Recommended Wheel20x9.0 ET20

Recommended TireLT285/60R20

🔍 Ensures adequate load rating for heavy-duty towing applications without rubbing.

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Powertrain, Ground Clearance & Fuel Economy

Ground Clearance10.1 inches

Fuel Economy / RangeNot rated (Class 3 Heavy Duty trucks are exempt from EPA fuel economy testing)

Engine Options6.6L V8 Gas (401 hp, 464 lb-ft) and 6.6L Duramax V8 Turbo-Diesel (470 hp, 975 lb-ft)

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2024 GMC Sierra 3500 HD Regular Cab Common Problems & Reliability Issues

Known mechanical quirks, transmission behaviors, and critical service checks.

✕Initial software bugs related to the new 13.4-inch infotainment and digital cluster

✕Minor recalls concerning tail-gate unlatching unexpectedly while in park

💡 Pre-Purchase Inspection Advice:Ensure the heavy-duty transmission (Allison 10-speed) fluid is inspected if used extensively for commercial towing. Verify the axle ratio matches your heavy hauling requirements.

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Frequently Asked Questions

Direct answers to common questions about 2024 GMC Sierra 3500 HD Regular Cab fitment, towing, and maintenance.

What is the bolt pattern for a 2024 GMC Sierra 3500 HD Regular Cab?

The bolt pattern is 8x210 mm, with a 124.1 mm center bore, M14 x 1.5 thread size, and a wheel torque specification of 140 lb-ft (190 Nm).

How much can a 2024 GMC Sierra 3500 HD Regular Cab tow?

When properly equipped with the 6.6L Duramax Turbo-Diesel and dual-rear-wheel configuration, it can tow up to 36,000 lbs using a gooseneck or fifth-wheel setup.