2007 Chevrolet Silverado (Classic) 3500 Extended Cab Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2007 Chevrolet Silverado (Classic) 3500 Extended Cab, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 8x165.1 (8x6.5") |
|---|---|
| Lug Nut / Bolt Size | N 14x1.50 |
| Center Bore (CB) | 116.6 mm |
| Offset (ET) | 12 |
| Torque Specs | 140 ft-lbs (190 Nm) |
Imperial Match: 8x165.1 is commonly referred to as 8x6.5" in US Standard.
2007 Silverado (Classic) 3500 Extended Cab — Year-Specific Fitment Context
The 2007 is the only model year of the Chevrolet Silverado (Classic) 3500 Extended Cab in our database using the 8x165.1 bolt pattern.
8x165.1 Pattern Context
This bolt pattern appears on 846 vehicles in our current database and is considered common.
Examples of other vehicles using 8x165.1:
Expert Buying Guide for 2007 Chevrolet Silverado (Classic) 3500 Extended Cab
For your 2007 Chevrolet Silverado (Classic) 3500 Extended Cab, the 8x165.1 bolt pattern is unique to this model year. The center bore of 116.6mm must match aftermarket wheels exactly; if not, use hub-centric rings to prevent vibration and ensure proper load distribution. The offset is sensitive—stick to the factory 12mm offset to avoid rubbing or suspension interference. Always use lug nuts with the correct thread pitch (14x1.50) and seat type (cone or ball) to prevent loosening. Mismatched lug nuts can cause wheel separation. Verify all specs before installation.
Historical Fitment Data Reference
In our dataset, Chevrolet Silverado (Classic) 3500 Extended Cab appears from 2007 to 2007 (1 model years). Across recorded model years, this model generally keeps the same bolt pattern.
- Observed bolt-pattern variants for this model: 1
- Observed center-bore variants for this model: 1
- Observed lug-size variants for this model: 1
- Observed total offset span across years: 0.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts after 50-100 miles of driving to maintain clamping force.
- ✅ Avoid wheels with a center bore larger than 116.6mm without hub rings; vibrations may occur.
- ✅ Check that aftermarket wheels have sufficient clearance for brake calipers and suspension components.
- ⚠️ Torque lugs in a star pattern to 140 ft-lbs (190 Nm), then re-check torque after 50-100 km (30-60 miles).
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2007 Chevrolet Silverado (Classic) 3500 Extended Cab — Frequently Asked Questions
What is the bolt pattern for a 2007 Chevrolet Silverado (Classic) 3500 Extended Cab?
The 2007 Chevrolet Silverado (Classic) 3500 Extended Cab uses a 8x165.1 bolt pattern (also called lug pattern or PCD). The center bore is 116.6mm and the offset is 12mm.
What is the PCD for a 2007 Chevrolet Silverado (Classic) 3500 Extended Cab?
PCD stands for Pitch Circle Diameter, which is the same as the bolt pattern. For the 2007 Silverado (Classic) 3500 Extended Cab, the PCD is 8x165.1.
What does 12mm offset mean for the 2007 Silverado (Classic) 3500 Extended Cab?
An offset of 12mm means the wheel's mounting surface is 12mm away from its centerline. Changing this value drastically can affect suspension geometry and wheel bearing wear on your Chevrolet.
Can I put aftermarket wheels on my 2007 Chevrolet Silverado (Classic) 3500 Extended Cab?
Absolutely. Just ensure the aftermarket wheels have a 8x165.1 bolt pattern, an offset near 12mm, and a center bore of at least 116.6mm (using hub rings if larger).
How do I measure the bolt pattern on my 2007 Chevrolet?
The 2007 Silverado (Classic) 3500 Extended Cab uses a 8x165.1 pattern. For 4, 6, or 8-lug wheels, measure center-to-center across opposite holes. For 5-lug, measure from the center of one hole to the back of the opposite hole.
What lug nut size does the 2007 Chevrolet Silverado (Classic) 3500 Extended Cab use?
The 2007 Chevrolet Silverado (Classic) 3500 Extended Cab uses N 14x1.50 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
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