1997 Chevrolet S10 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 1997 Chevrolet S10 Extended Cab, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 5x120.65 (5x4.75") |
|---|---|
| Lug Nut / Bolt Size | 12x1.5 |
| Center Bore (CB) | 70.3 mm |
| Offset (ET) | 0-13 |
| Torque Specs | 80 ft-lbs (108 Nm) |
Imperial Match: 5x120.65 is commonly referred to as 5x4.75" in US Standard.
1997 S10 Extended Cab — Year-Specific Fitment Context
The 1997 Chevrolet S10 Extended Cab is in year 6 of 12 using the 5x120.65 pattern (1992–2003). Wheels from any 1992–2003 Chevrolet S10 Extended Cab are cross-compatible with the 1997 model.
Chevrolet S10 Extended Cab Bolt Pattern by Year
The table below shows how the S10 Extended Cab's wheel specifications have changed over the years. The 1997 model year is highlighted.
| Year | Bolt Pattern | Center Bore | Offset |
|---|---|---|---|
| 1992 | 5x120.65 | 70.3 | 0-13 |
| 1993 | 5x120.65 | 70.3 | 0-13 |
| 1994 | 5x120.65 | 70.3 | 0-13 |
| 1995 | 5x120.65 | 70.3 | 0-13 |
| 1996 | 5x120.65 | 70.3 | 0-13 |
| ▸ 1997 | 5x120.65 | 70.3 | 0-13 |
| 1998 | 5x120.65 | 70.3 | 0-13 |
| 1999 | 5x120.65 | 70.3 | 0-13 |
| 2000 | 5x120.65 | 70.3 | 0-13 |
| 2001 | 5x120.65 | 70.3 | 0-13 |
| 2002 | 5x120.65 | 70.3 | 0-13 |
| 2003 | 5x120.65 | 70.3 | 0-13 |
5x120.65 Pattern Context
This bolt pattern appears on 202 vehicles in our current database and is considered moderately common.
Examples of other vehicles using 5x120.65:
Expert Buying Guide for 1997 Chevrolet S10 Extended Cab
For your 1997 Chevrolet S10 Extended Cab, the 5x120.65 bolt pattern is shared across 1992–2003 models, ensuring cross-compatibility. The 70.3mm center bore is critical: aftermarket wheels often have a larger bore, requiring hub-centric rings to prevent vibration and ensure proper load transfer. Offset must stay within 0–13mm; deviating can cause rubbing or bearing stress. Always use lug nuts with the correct 12x1.5 thread pitch and a conical (60-degree) seat for factory wheels. Ball-seat lug nuts are incompatible and dangerous. Re-torque after 50–100 miles.
Historical Fitment Data Reference
In our dataset, Chevrolet S10 Extended Cab appears from 1992 to 2003 (12 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: 13.0 mm
Quick Tips & Safety Warnings
- ✅ Use hub-centric rings if aftermarket wheels have a bore larger than 70.3mm to avoid vibration.
- ✅ Stick to offset between 0 and 13mm; lower offset may rub suspension, higher may contact brake calipers.
- ✅ Re-torque lug nuts to 100 ft-lb after 50–100 miles of driving to ensure proper seating.
- ⚠️ Verify thread pitch before installation; M12x1.25 and M12x1.5 are not interchangeable.
- ⚠️ Torque lugs in a star pattern to 80 ft-lbs (108 Nm), then re-check torque after 50-100 km (30-60 miles).
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1997 Chevrolet S10 Extended Cab — Frequently Asked Questions
What is the bolt pattern for a 1997 Chevrolet S10 Extended Cab?
The 1997 Chevrolet S10 Extended Cab uses a 5x120.65 bolt pattern (also called lug pattern or PCD). The center bore is 70.3mm and the offset is 0-13mm.
What other years of Chevrolet S10 Extended Cab have the same bolt pattern as the 1997?
The Chevrolet S10 Extended Cab uses the 5x120.65 pattern from 1992 through 2003. Wheels from any of these model years are dimensionally compatible with the 1997, provided the offset and center bore also match.
What is the PCD for a 1997 Chevrolet S10 Extended Cab?
PCD stands for Pitch Circle Diameter, which is the same as the bolt pattern. For the 1997 S10 Extended Cab, the PCD is 5x120.65.
Why is matching the 70.3mm center bore important for the 1997 S10 Extended Cab?
The 70.3mm center bore ensures the wheel is perfectly centered on the hub. If the wheel is lug-centric instead of hub-centric, you may experience steering wheel vibration at highway speeds.
What is the factory wheel offset for a 1997 Chevrolet S10 Extended Cab?
The OEM offset for the 1997 S10 Extended Cab is typically around 0-13mm. Depending on wheel width, a deviation of ±5mm is usually acceptable, but verify suspension clearance.
What does 0-13mm offset mean for the 1997 S10 Extended Cab?
An offset of 0-13mm means the wheel's mounting surface is 0-13mm away from its centerline. Changing this value drastically can affect suspension geometry and wheel bearing wear on your Chevrolet.
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