1995 Chevrolet 3500 HD 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 1995 Chevrolet 3500 HD Extended 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 |
| Torque Specs | 140 ft-lbs (190 Nm) |
Imperial Match: 8x165.1 is commonly referred to as 8x6.5" in US Standard.
1995 3500 HD Extended Cab — Year-Specific Fitment Context
The 1995 is the only model year of the Chevrolet 3500 HD 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 1995 Chevrolet 3500 HD Extended Cab
For the 1995 Chevrolet 3500 HD Extended Cab, the 8x165.1 bolt pattern is unique to this model year. The center bore of 116.7mm is critical: aftermarket wheels often have a larger bore, requiring hub-centric rings to prevent vibration and ensure proper load distribution. Offset is sensitive; the factory spec is 20mm, and deviations beyond ±10mm may cause rubbing or clearance issues. Always use lug nuts with the correct 14x1.5 thread pitch and a conical (60-degree) seat to match the wheel's lug seat. Never use ball-seat lug nuts on conical-seat wheels, as this can lead to wheel loosening. Re-torque after 50-100 miles of driving.
Historical Fitment Data Reference
In our dataset, Chevrolet 3500 HD Extended Cab appears from 1995 to 1995 (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 to 140 ft-lbs after 50-100 miles, then periodically check.
- ✅ If using aftermarket wheels, verify hub-centric ring inner diameter matches 116.7mm; outer diameter must match wheel bore.
- ✅ Avoid spacers unless hub-centric; they can alter offset and stress wheel bearings.
- ⚠️ 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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1995 Chevrolet 3500 HD Extended Cab — Frequently Asked Questions
What is the bolt pattern for a 1995 Chevrolet 3500 HD Extended Cab?
The 1995 Chevrolet 3500 HD Extended Cab uses a 8x165.1 bolt pattern (also called lug pattern or PCD). The center bore is 116.7mm and the offset is 20mm.
What lug nut size does the 1995 Chevrolet 3500 HD Extended Cab use?
The 1995 Chevrolet 3500 HD Extended Cab uses 14x1.5 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
Do 1995 Chevrolet 3500 HD Extended Cabs use lug bolts or lug nuts?
The 1995 3500 HD Extended Cab requires 14x1.5 hardware. Check your specific trim to ensure you use the correct conical or spherical seating.
What is the factory wheel offset for a 1995 Chevrolet 3500 HD Extended Cab?
The OEM offset for the 1995 3500 HD Extended Cab is typically around 20mm. Depending on wheel width, a deviation of ±5mm is usually acceptable, but verify suspension clearance.
Can I use spacers on my 1995 Chevrolet 3500 HD Extended Cab?
Yes, but ensure the wheel spacers match the 8x165.1 bolt pattern and 116.7mm center bore. Also verify that you have enough thread engagement for your 14x1.5 hardware.
What is the PCD for a 1995 Chevrolet 3500 HD Extended Cab?
PCD stands for Pitch Circle Diameter, which is the same as the bolt pattern. For the 1995 3500 HD Extended Cab, the PCD is 8x165.1.
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