Dorman 610-138.1 Wheel Lug Stud
Confirm Fitment Before You Buy
Not sure it fits? Message Year/Make/Model/Engine (2WD/4WD if applicable) and we’ll help confirm compatibility.
Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
Regular price
$10.48
Couldn't load pickup availability
Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.
Product Description
These wheel lug studs are made of carbon steel and tested to demanding automotive industry standards to ensure strength, longevity and safety.
- Durable material - carbon steel meets SAE automotive industry standards for strength and hardness
- Corrosion resistant - extensive salt spray testing helps ensure years of durability against rust
- Tensile tested - lug studs undergo industry-standard proof-load testing to ensure strength
- Trustworthy quality - backed by team of professional engineers and quality control specialists in the United States
Detailed Applications
| Year | Make | Model | Configuration | Positions | Application Notes |
|---|---|---|---|---|---|
| 2002 | Chevrolet | Astro | Rear | ||
| 2002 | GMC | Safari | Rear | ||
| 2001 | Chevrolet | Astro | Rear | ||
| 2001 | GMC | Safari | Rear | ||
| 2000 | Chevrolet | Astro | Rear | ||
| 2000 | GMC | Safari | Rear | ||
| 1999 | Chevrolet | Astro | Rear | ||
| 1999 | GMC | Safari | Rear | ||
| 1998 | Chevrolet | Astro | Rear | ||
| 1998 | GMC | Safari | Rear | ||
| 1997 | Chevrolet | Astro | Rear | ||
| 1997 | GMC | Safari | Rear | ||
| 1996 | Chevrolet | Astro | Rear | ||
| 1996 | GMC | Safari | Rear | ||
| 1995 | Chevrolet | Astro | Rear | ||
| 1995 | Chevrolet | G10 | Rear | ||
| 1995 | Chevrolet | G20 | Rear | ||
| 1995 | GMC | G1500 | Rear | ||
| 1995 | GMC | G2500 | Rear | ||
| 1995 | GMC | Safari | Rear | ||
| 1994 | Chevrolet | Astro | Rear | ||
| 1994 | Chevrolet | G10 | Rear | ||
| 1994 | Chevrolet | G20 | Rear | ||
| 1994 | GMC | G1500 | Rear | ||
| 1994 | GMC | G2500 | Rear | ||
| 1994 | GMC | Safari | Rear | ||
| 1993 | Chevrolet | Astro | Rear | ||
| 1993 | Chevrolet | G10 | Rear | ||
| 1993 | Chevrolet | G20 | Rear | ||
| 1993 | GMC | G1500 | Rear | ||
| 1993 | GMC | G2500 | Rear | ||
| 1993 | GMC | Safari | Rear | ||
| 1992 | Chevrolet | Astro | Rear | ||
| 1992 | Chevrolet | G10 | Rear | ||
| 1992 | Chevrolet | G20 | Rear | ||
| 1992 | GMC | G1500 | Rear | ||
| 1992 | GMC | G2500 | Rear | ||
| 1992 | GMC | Safari | Rear | ||
| 1991 | Chevrolet | Astro | Rear | ||
| 1991 | Chevrolet | G10 | Rear | ||
| 1991 | Chevrolet | G20 | Rear | ||
| 1991 | Chevrolet | R1500 Suburban | Rear | ||
| 1991 | GMC | G1500 | Rear | ||
| 1991 | GMC | G2500 | Rear | ||
| 1991 | GMC | R1500 Suburban | Rear | ||
| 1991 | GMC | Safari | Rear | ||
| 1990 | Cadillac | Brougham | Rear | ||
| 1990 | Chevrolet | Astro | Rear | ||
| 1990 | Chevrolet | Caprice | Rear | 11 In. Brakes | |
| 1990 | Chevrolet | G10 | Rear |
Product Specifications
| Color: | Silver |
|---|---|
| Head Diameter: | 0.687 in |
| Knurl Diameter (In): | 0.535 in |
| Material: | Steel |
| Package Contents: | 1 Stud |
| Quick-Start Nose: | No |
| SAE or Metric: | SAE |
| Shoulder Length (In): | 0.313 in |
| Style: | Serrated Stud |
| Thread Diameter: | 1/2 in |
| Thread Direction: | Clockwise (Right) |
| Threads Per Inch: | 20 |
| Under Head Length: | 1.531 in |
| Package Quantity: | 1 |
| Packaging Type: | Bag |
| Thread Size: | 1/2-20 |
| Thread Length (In): | 1.182 in |
OE Numbers
| DIRECT OE CROSS | |
|---|---|
| 1235137 | GENERAL MOTORS |
| 388973 | GENERAL MOTORS |
| 401813 | GENERAL MOTORS |
| 417662 | GENERAL MOTORS |