2007 GMC Sierra (Classic) 3500 Regular 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 GMC Sierra (Classic) 3500 Regular Cab, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 8x165.1 (8x6.5") |
|---|---|
| Lug Nut / Bolt Size | 14x1.5 |
| Center Bore (CB) | 116.7 mm |
| Offset (ET) | 20-40 |
| Torque Specs | 140 ft-lbs (190 Nm) |
Imperial Match: 8x165.1 is commonly referred to as 8x6.5" in US Standard.
2007 Sierra (Classic) 3500 Regular Cab — Year-Specific Fitment Context
The 2007 model year is the final year of the GMC Sierra (Classic) 3500 Regular Cab's 8x165.1 bolt pattern run (since 2000). Wheels from any 2000–2007 GMC Sierra (Classic) 3500 Regular Cab are cross-compatible with the 2007 model.
GMC Sierra (Classic) 3500 Regular Cab Bolt Pattern by Year
The table below shows how the Sierra (Classic) 3500 Regular Cab's wheel specifications have changed over the years. The 2007 model year is highlighted.
| Year | Bolt Pattern | Center Bore | Offset |
|---|---|---|---|
| 2000 | 8x165.1 | 116.7 | 20-40 |
| ▸ 2007 | 8x165.1 | 116.7 | 20-40 |
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 GMC Sierra (Classic) 3500 Regular Cab
For your 2007 GMC Sierra (Classic) 3500 Regular Cab, the 8x165.1 bolt pattern and 116.7mm center bore are critical. Aftermarket wheels often have a larger center bore, requiring hub-centric rings to prevent vibration and ensure load is on the hub, not the lugs. Offset must stay within 20-40mm to avoid rubbing or suspension interference. Use only 14x1.5 lug nuts with the correct seat (cone or ball) matching your wheels; improper seating can cause loosening. Always torque to spec and re-torque after 50 miles.
Historical Fitment Data Reference
In our dataset, GMC Sierra (Classic) 3500 Regular Cab appears from 2000 to 2007 (2 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: 60.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts after 50 miles of driving to ensure proper seating.
- ✅ Verify wheel center bore matches 116.7mm; use hub-centric rings if larger.
- ✅ Check offset carefully: too low (negative) may rub fenders; too high may contact suspension.
- ⚠️ This fitment uses a wide offset range. Check brake clearance and fender clearance before buying wheels.
- ⚠️ 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 GMC Sierra (Classic) 3500 Regular Cab — Frequently Asked Questions
What is the bolt pattern for a 2007 GMC Sierra (Classic) 3500 Regular Cab?
The 2007 GMC Sierra (Classic) 3500 Regular Cab uses a 8x165.1 bolt pattern (also called lug pattern or PCD). The center bore is 116.7mm and the offset is 20-40mm.
What other years of GMC Sierra (Classic) 3500 Regular Cab have the same bolt pattern as the 2007?
The GMC Sierra (Classic) 3500 Regular Cab uses the 8x165.1 pattern from 2000 through 2007. Wheels from any of these model years are dimensionally compatible with the 2007, provided the offset and center bore also match.
How do I measure the bolt pattern on my 2007 GMC?
The 2007 Sierra (Classic) 3500 Regular 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 GMC Sierra (Classic) 3500 Regular Cab use?
The 2007 GMC Sierra (Classic) 3500 Regular Cab uses 14x1.5 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
How tight should I torque the lug nuts on a 2007 GMC Sierra (Classic) 3500 Regular Cab?
Refer to your owner's manual for exact specs, but always tighten the 14x1.5 hardware in a star or crisscross pattern. Re-torque after the first 50 miles of driving.
What does 20-40mm offset mean for the 2007 Sierra (Classic) 3500 Regular Cab?
An offset of 20-40mm means the wheel's mounting surface is 20-40mm away from its centerline. Changing this value drastically can affect suspension geometry and wheel bearing wear on your GMC.
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