Updated September 2026.

If you've put serious money into upgrading your motorcycle, custom paint, performance mods, engine upgrades, it's natural to wonder if your insurance will actually cover what you've invested.

We recently reviewed a situation where a rider spent over $10,000 in upgrades but found that their current motorcycle policy only covered the actual cash value (ACV) of the stock bike, not the customized parts.

When they called their agent, they were told to "keep all receipts," but no additional coverage was available.

It raised an important question:

Is ACV coverage enough for a custom built motorcycle, or do you need something more?

If you ride in California (or anywhere, really), here's what you need to know before you end up underinsured.

What Does Actual Cash Value (ACV) Insurance Really Mean?

ACV means the insurer will pay what the bike was worth at the time of the loss, minus depreciation.

In plain terms:

If your 2019 motorcycle is now worth $7,500 according to market value, that's all you'll be paid after a total loss, even if you spent $10,000 upgrading it.

Upgrades, modifications, and custom parts are often NOT automatically included under basic ACV coverage.

Most standard motorcycle policies only cover the original stock parts, unless you add custom parts and equipment (CPE) coverage or a similar endorsement.

Why ACV Coverage Can Be a Bad Idea for Customized Motorcycles

• You spent real money improving your bike.
• ACV doesn't care about your upgrades unless you have proper documentation and the right coverage endorsements.
• After a total loss, you're stuck getting paid for a "stock" bike that's worth far less than what you invested.

Bottom line:

ACV policies protect stock motorcycles, not your custom work.

If you've heavily customized your bike, you need more protection than a basic ACV policy offers.

What Coverage Should You Have for a Customized Motorcycle?

There are three main options riders should understand:

Custom Parts and Equipment (CPE) Coverage

CPE coverage insures your modifications, aftermarket parts, and accessories separately from the bike itself.

• Most insurers offer CPE coverage as an add-on to ACV motorcycle policies.
• Coverage amounts usually range from $1,000 to $30,000 depending on your insurer and needs.
• You must keep receipts and document everything, photos, invoices, etc.

Example:

You spend $10,000 customizing your bike.

You purchase $10,000 in CPE coverage.

If your bike is totaled, you're reimbursed for the bike's ACV plus up to $10,000 for the upgrades.

Stated Value Motorcycle Insurance (Stated Amount Policies)

Some riders refer to this type of coverage as stated value motorcycle insurance. It's designed for bikes with custom parts or aftermarket upgrades where you and your insurer agree on what the motorcycle is worth upfront instead of relying solely on book value.

With stated value motorcycle insurance, you and the insurer agree on a "maximum" value you believe the bike is worth. This approach helps riders with customized or restored motorcycles secure a higher coverage limit than standard ACV policies would provide.

Agreed Value Policies

With an agreed value policy:

• You and the insurer agree on a specific dollar amount upfront (for example, $18,000 total value).
• If your bike is totaled, you're paid that agreed amount, no depreciation, no negotiations.

Agreed value motorcycle insurance is the safest and cleanest option for highly customized or vintage motorcycles.

However, not all insurers offer agreed value motorcycle policies, and premiums are usually higher than standard ACV coverage.

Do You Need Extra Coverage for a Custom Motorcycle?

This is one of the most common questions riders ask, and the short answer is yes, if your bike differs meaningfully from its factory configuration. Any modification that adds value, whether a custom paint job, a swapped-out engine, extended forks, or billet wheels, is unlikely to be covered under a plain ACV policy. The situations that most often require a separate endorsement or a specialty policy include:

• Aftermarket exhaust, suspension, or performance parts worth more than $1,000 combined.
• Full custom paint or airbrushed artwork.
• Custom choppers or bobbers where the frame itself has been altered.
• Special construction motorcycles built from a kit or assembled from parts rather than purchased from a dealer as a complete unit.

If any of these apply to your bike, a standard ACV policy almost certainly leaves a gap between what you'd collect and what you actually spent.

Special Construction and Custom Built Motorcycle Coverage

A special construction motorcycle, sometimes titled as such by the California DMV, is a bike that was not manufactured by an original equipment manufacturer as a complete vehicle. Think kit bikes, scratch-built choppers, and heavily modified frames. These machines present a unique challenge because there is no factory MSRP and no standard book value to fall back on.

For a custom built motorcycle, the right approach is usually an agreed value policy backed by a professional appraisal. The appraisal documents the build quality, parts cost, and labor, giving both you and the insurer a defensible number to put in the policy. Without that documentation, a claims adjuster has no reliable basis for calculating a payout and may default to a fraction of the bike's real worth.

If your motorcycle carries a special construction title in California, mention that specifically when you call for a quote. Not every carrier will write the policy, and the ones that do will want photos and an itemized parts list at a minimum.

Custom Chopper and Custom Motorbike Insurance: What Makes It Different

Custom choppers, including long-fork bikes, hardtails, and one-off builds, are priced differently from production motorcycles and depreciate differently too. In some cases they appreciate over time, which makes ACV coverage actively harmful: the insurer applies depreciation to a bike that is worth more today than it was five years ago.

A custom motorbike with hand-formed bodywork, a rare engine, or one-of-a-kind frame work is also harder to replace after a total loss. Parts may need to be fabricated, and labor rates for skilled custom builders in Southern California routinely run $100 to $150 per hour as of mid-2026. None of that is reflected in a standard ACV payout.

The solution is the same as with any other custom motorcycle: CPE coverage for documented aftermarket parts, combined with either a stated value or agreed value policy for the full machine. For a custom chopper where the stock base bike is nearly unrecognizable, agreed value is almost always the better choice.

Real Tips for Riders With Custom Motorcycles

If your bike has unique performance mods or rare parts, ask your agent whether stated value motorcycle insurance or an agreed value policy makes more sense. Both protect you better than basic ACV coverage but work differently when it comes to payout limits.

Document Every Upgrade

• Save all receipts
• Take clear, dated photos
• Keep a running list of modifications

Talk to an Experienced Motorcycle Agent

Not every agent understands motorcycle customization.

Work with someone who knows how CPE, stated amount, and agreed value policies actually work.

Understand the Limits of Your Policy

• CPE coverage often caps at $1K to $3K automatically unless you request more.
• Don't assume your upgrades are covered, ask and verify.

Ask About Appraisals

If your bike is heavily customized, an appraisal might help you establish a more realistic value for agreed or stated amount coverage.

So, Was the Original Situation Handled Correctly?

No, if the agent couldn't offer CPE or accessory coverage, that policy isn't right for a customized motorcycle.

Relying only on ACV without endorsements leaves the rider vulnerable to major financial loss.

A proper setup would involve:

• CPE coverage equal to the cost of upgrades
• An agreed value policy that factors in the full value of the bike plus modifications.

Why This Matters in California

Motorcycles are stolen more frequently here than in most other states.

Custom bikes? Even bigger targets.

According to the National Insurance Crime Bureau (NICB), California leads the nation in motorcycle thefts year after year.

And motorcycles with unique paint, performance mods, or custom parts are even harder to recover, or replace.

You don't want a situation where you lose a $20,000 bike and get a $7,500 check.

Protect your investment the right way.

If you've invested in your motorcycle, protect it like you would any other major asset.

• Actual Cash Value policies are fine for stock bikes.
• Customized bikes need CPE coverage, a stated value policy, or agreed value coverage, sometimes all three working together.

At Young Douglas Insurance Services in Ontario, California, we work with Farmers to find the right combination of custom motorcycle coverage for your build. Whether you ride a factory bike with bolt-on upgrades or a ground-up custom chopper, we can walk you through CPE endorsements, stated value options, and agreed value policies so you know exactly what you'd collect if something went wrong. Call us or use the form above to get a custom bike quote.