1999 Chevrolet Tracker Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 1999 Chevrolet Tracker, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 5x139.7 (5x5.5") |
|---|---|
| Lug Nut / Bolt Size | M12x1.25 |
| Center Bore (CB) | 108.4 mm |
| Offset (ET) | 20-30mm |
| Torque Specs | 80 ft-lbs (108 Nm) |
Imperial Match: 5x139.7 is commonly referred to as 5x5.5" in US Standard.
1999 Tracker — Year-Specific Fitment Context
The 1999 Chevrolet Tracker is in year 2 of 7 using the 5x139.7 pattern (1998–2004). Wheels from any 1998–2004 Chevrolet Tracker are cross-compatible with the 1999 model.
Chevrolet Tracker Bolt Pattern by Year
The table below shows how the Tracker's wheel specifications have changed over the years. The 1999 model year is highlighted.
5x139.7 Pattern Context
This bolt pattern appears on 261 vehicles in our current database and is considered moderately common.
Examples of other vehicles using 5x139.7:
Expert Buying Guide for 1999 Chevrolet Tracker
When selecting wheels for your 1999 Chevrolet Tracker, the 5x139.7 bolt pattern is shared with 1998–2004 models, ensuring cross-compatibility. However, the 108.4mm 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 20–30mm; deviations risk rubbing or poor handling. Always use M12x1.25 lug nuts with the correct seat type—cone or ball seat—matching the wheel's design. Never mix thread pitches; incorrect lug nuts can loosen or damage studs. For safety, verify all specs before installation.
Historical Fitment Data Reference
In our dataset, Chevrolet Tracker appears from 1998 to 2004 (7 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: 50.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts after 50–100 miles of driving to account for wheel settling.
- ✅ Avoid using universal fit wheels without hub-centric rings; they can cause steering wheel shake.
- ✅ Check that aftermarket wheels clear the brake calipers and suspension components, especially with lower offsets near 20mm.
- ⚠️ Verify thread pitch before installation; M12x1.25 and M12x1.5 are not interchangeable.
- ⚠️ This fitment uses a wide offset range. Check brake clearance and fender clearance before buying wheels.
- ⚠️ Torque lugs in a star pattern to 80 ft-lbs (108 Nm), then re-check torque after 50-100 km (30-60 miles).
Ready to upgrade or perform maintenance?
🛒 Shop Tools & Accessories on AmazonAs an Amazon Associate, I earn from qualifying purchases.
1999 Chevrolet Tracker — Frequently Asked Questions
What is the bolt pattern for a 1999 Chevrolet Tracker?
The 1999 Chevrolet Tracker uses a 5x139.7 bolt pattern (also called lug pattern or PCD). The center bore is 108.4mm and the offset is 20-30mmmm.
What other years of Chevrolet Tracker have the same bolt pattern as the 1999?
The Chevrolet Tracker uses the 5x139.7 pattern from 1998 through 2004. Wheels from any of these model years are dimensionally compatible with the 1999, provided the offset and center bore also match.
How tight should I torque the lug nuts on a 1999 Chevrolet Tracker?
Refer to your owner's manual for exact specs, but always tighten the M12x1.25 hardware in a star or crisscross pattern. Re-torque after the first 50 miles of driving.
What is the factory wheel offset for a 1999 Chevrolet Tracker?
The OEM offset for the 1999 Tracker is typically around 20-30mmmm. Depending on wheel width, a deviation of ±5mm is usually acceptable, but verify suspension clearance.
What does 20-30mmmm offset mean for the 1999 Tracker?
An offset of 20-30mmmm means the wheel's mounting surface is 20-30mmmm away from its centerline. Changing this value drastically can affect suspension geometry and wheel bearing wear on your Chevrolet.
Can I use spacers on my 1999 Chevrolet Tracker?
Yes, but ensure the wheel spacers match the 5x139.7 bolt pattern and 108.4mm center bore. Also verify that you have enough thread engagement for your M12x1.25 hardware.
Need more vehicle fitment data?
Access our complete, raw JSON/CSV database of over 11,000+ vehicles for your next app or project.
Get the Full Dataset