SKU: MR30458060524N | UPC: 191682003455
Method MR304 Double Standard 15×8 -24mm Offset 6×5.5 108mm CB Matte Black Wheel for 1973-1991 Chevy GMC Trucks
The Method MR304 Double Standard wheel measures 15×8 inches with a -24mm offset and fits vehicles like 1973-1991 Chevy C/K trucks GMC pickups K5 Blazer Jimmy using the 6×5.5 bolt pattern and 108mm center bore. This cast aluminum design withstands rugged off-road abuse while providing a wide aggressive stance for better stability and presence. Drivers gain reliable performance from its T6 heat-treated construction proven in race conditions.
Key Features
- 15×8 Size -24mm Offset: Creates a flush tucked fit pushing wheels outward for enhanced track width stability and bold appearance on classic trucks
- 6×5.5 Bolt Pattern 108mm CB: Hub-centric fit eliminates vibrations matching 1973-1991 GM trucks precisely without adapters
- Cast A356 Aluminum T6 Heat Treated: Delivers 1350lb load rating balancing weight savings strength and impact resistance for trails
- Matte Black Finish: Resists corrosion chips and road salt maintaining sharp looks through daily driving and off-road exposure
- 22.9 lbs Lightweight Design: Reduces unsprung weight improving acceleration handling and fuel efficiency over heavier steel wheels
Product Notes
- Inspect hub bore and use hub-centric rings if vehicle center bore under 108mm for secure mounting
- Wipe clean with mild soap avoid harsh chemicals to preserve matte finish longevity
- Special order item verify stock before purchase
Installation Notes
- Professional installation recommended.
- Torque lug nuts to 100-110 ft-lbs in star pattern after 50-100 miles
- Compatible with 14×1.5 conical seat lug nuts hardware not included
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1973-1987 | Chevrolet | C10 Pickup | All |
| 1973-1987 | Chevrolet | K10 Pickup | All |
| 1973-1987 | GMC | C1500 Pickup | All |
| 1973-1987 | GMC | K1500 Pickup | All |
| 1973-1991 | Chevrolet | K5 Blazer | All |
| 1973-1991 | GMC | Jimmy | All |
Why Choose Method?
- Method Race Wheels builds products tested in Baja races for real-world toughness
- Every wheel undergoes rigorous quality checks for consistent performance
- Engineering focuses on hub-centric precision reducing failure risks on trails
Frequently Asked Questions
- Q: Will this wheel fit my 1980 Chevy K10 4×4 with 6×5.5 hubs?
A: Yes direct bolt-on with 108mm center bore matching 1973-1987 Chevy K10 no spacers required - Q: What material and finish does the MR304 use?
A: Cast A356 aluminum alloy T6 heat treated with durable matte black powder coat for off-road protection - Q: What warranty covers this wheel?
A: Lifetime structural warranty against manufacturing defects finish warranty for one year
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Individual wheel box 18x18x10 inches
- Weight: 22.9 lbs





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