Physical Damage Insurance for Commercial Trucks — Comprehensive vs. Collision Explained

What Is Physical Damage Insurance for Trucks?

Physical damage insurance protects your own commercial vehicle — the tractor, trailer, or both — against repair or replacement costs after a covered loss. Where liability insurance covers damage you cause to others, physical damage covers damage to your own equipment.

It consists of two distinct coverages that are usually purchased together:

Combined, they cover virtually every way your truck can be damaged or destroyed — with some notable exclusions like mechanical breakdown and normal wear.

How Much Does Physical Damage Insurance Cost?

Physical damage typically costs 3–6% of the truck's insured value per year. The exact percentage depends on deductible, truck age, driving record, and garaging location.

Cost Examples by Truck Value

Impact of Deductible on Premium

Raising your deductible is the fastest way to reduce physical damage premiums:

A driver with a $150,000 truck paying $6,750/year at a $1,000 deductible could save $1,350–$2,025 by moving to a $2,500 deductible — but must be able to cover $2,500 out-of-pocket after a loss.

Comprehensive vs. Collision: Which Do You Need?

Most lenders and most prudent owner-operators carry both. However, here is when you might consider one without the other:

Carry comprehensive-only if:

• You have an older, lower-value truck that you could replace from savings after a collision
• Your truck is parked in a high-theft area and you want protection from theft/fire without collision coverage
• You operate in a region prone to hail storms or flooding

Carry collision-only if:

• Your truck is not at significant theft or weather risk
• Your primary concern is crash-related damage

Carry both (recommended) if:

• Your truck is financed — lenders require both
• Your truck is worth more than $30,000 — the premium cost is justified by the replacement value
• You can't afford to replace the truck out of pocket

Stated Value vs. Agreed Value: A Critical Distinction

Stated Value

The policy lists a stated value (e.g., $120,000). At claim time, the insurer pays the lesser of the stated value or the actual cash value (ACV) at the time of loss. Since trucks depreciate, you may receive significantly less than the stated amount.

Agreed Value

The insurer and insured agree in advance on the truck's value. At total loss, the insurer pays that agreed amount without depreciation deductions. Agreed value is common for specialty or high-value equipment where the owner has documented the truck's value.

For most owner-operators with standard semi trucks, stated value works fine. For vintage, heavily customized, or specialty trucks, agreed value provides better protection.

What Physical Damage Insurance Does NOT Cover

• Mechanical breakdown — engine failures, transmission problems, or normal wear are excluded; these require a commercial truck extended warranty or breakdown coverage
• Cargo — requires cargo insurance separately
• Liability to others — requires primary liability insurance
• Your own medical bills — requires occupational accident insurance
• Intentional damage — damage you cause intentionally is excluded
• Tires — tire blowouts are generally excluded unless caused by a covered collision

Who Is Required to Carry Physical Damage Insurance?

FMCSA does not require physical damage coverage. The federal minimum requirements cover only liability. However:

1. Truck lenders require it — virtually every commercial truck loan or lease requires the borrower to maintain comprehensive and collision coverage for the life of the financing. Dropping coverage can trigger loan default.

2. Some shippers and brokers request it — not universally required, but some larger shippers add it to carrier requirements for high-value freight.

3. Trailer interchange agreements require it — if you pull non-owned trailers under a trailer interchange agreement, the agreement typically requires physical damage coverage.

Physical Damage for Older Trucks: Is It Worth It?

As a truck ages and depreciates, there comes a point where the annual premium approaches the truck's value. A common rule of thumb: if the annual physical damage premium exceeds 10% of the truck's current market value, the coverage may not be cost-effective — unless you still owe money on it.

Example: A 2010 semi worth $35,000 paying $2,100/year in physical damage (6%) = 6% of value, which is still reasonable. But a $12,000 truck paying $1,500/year = 12.5% of value — probably better to self-insure collision risk and carry only comprehensive for theft protection.

How to Lower Your Physical Damage Premium

1. Raise your deductible — moving from $1,000 to $2,500 saves 20–30%
2. Maintain a clean MVR — violations add 20–45% to commercial auto premiums
3. Install anti-theft devices — GPS tracking, immobilizers, and alarm systems earn 5–10% discounts
4. Park in secured lots — carriers verify garaging location and charge less for secured overnight parking
5. Bundle with liability — many carriers offer 10–15% discounts for multi-coverage policies
6. Compare annually — truck values drop each year; your premium should too

Use our cost calculator to estimate your physical damage premium, or review the best trucking insurance companies for competitive rates.

Related coverage: Bobtail Insurance | Cargo Insurance | Semi Truck Insurance | Owner-Operator Guide

Physical Damage vs. Liability: What's the Difference?

Many new owner-operators confuse physical damage and liability insurance:

Comprehensive vs. Collision: Which Do You Need?

Comprehensive coverage pays for damage from non-collision events:

• Theft, vandalism, and break-ins
• Fire and explosion
• Hail, wind, and falling objects
• Flood and weather events
• Hitting an animal

Collision coverage pays when your truck strikes another vehicle or object:

• Rear-ending another vehicle
• Being rear-ended (if the other driver is uninsured)
• Hitting a guardrail, median, or concrete barrier
• Rollover accidents

Most lenders require both. If you own your truck outright, some operators carry only collision (more likely to happen) or only comprehensive (cheaper, covers theft). Running both is almost always recommended.

Physical Damage Cost by Truck Value

Rates vary based on driver history, truck age, and deductible. Newer trucks (less than 3 years old) often get better rates; trucks over 15 years old may be difficult to insure at stated value.

Stated Value vs. Agreed Value Policies

Stated value: You declare the truck's value at policy inception. The insurer pays the lesser of the stated value or the actual cash value at the time of loss. Depreciation applies.

Agreed value: You and the insurer agree on a fixed value. If the truck is totaled, you receive that exact amount — no depreciation deductions. Agreed value policies cost 10–20% more but protect you from surprise shortfalls at claim time.

Which to choose: For trucks under 3 years old or with high balances, agreed value is worth the premium. For older trucks, the difference may not justify the cost.

Deductible Strategy

Rule of thumb: Set your deductible at what you can comfortably pay out of pocket in 48 hours. Don't optimize for premium savings if a loss would put you out of business.

Physical Damage Claims Process

1. File a police report — required for theft claims; helpful for all major damage
2. Notify your insurer within 24–72 hours — late reporting is grounds for denial
3. Take photos before moving the truck — document damage from all angles
4. Don't authorize repairs until your adjuster approves — unapproved repairs may not be covered
5. Get an independent appraisal — if you disagree with the adjuster's valuation, you have the right to contest it

Total loss threshold is typically when repair costs exceed 70–80% of the truck's actual cash value.