When Rates Rise and Your Customers Stop Financing

Why this matters

Most owners know a rate rise is bad for business and could not say how it reaches them. It matters because the path is specific, it has stages, and two of the stages arrive months apart and get blamed on each other. The shop that has traced the chain knows which of its service lines is exposed, sees the change in its approval rates before it sees it in revenue, and stops reaching for a price cut against a problem that price does not touch.

The chain from a rate decision to your invoice mix

Five links, in order, each with its own lag:

1. A benchmark rate moves. Consumer instalment lending, home equity lines and dealer-arranged financing all reprice off it, home equity lines fastest because they usually float against the prime rate.
2. The monthly payment on a financed job rises, on the same job at the same price. This is the whole mechanism, and the next section works it.
3. The customer trades down. The job does not disappear; it shrinks. A full replacement becomes a partial, or a repair on equipment they intended to replace. You keep the relationship and lose most of the ticket.
4. Home equity borrowing tightens at the same time. A large share of major residential work is funded this way, and it is the most rate-sensitive source there is. A cash-out refinance also stops making sense once the customer's existing mortgage is below market, which locks the money up independently of what it costs to borrow.
5. Your own borrowing reprices. Trucks, equipment and the operating line all move with the same benchmark, so the squeeze lands on both sides of your business in the same quarter.

Link 3 is where the mix shift the deferrable-work card describes actually happens: this is the mechanism by which a downturn converts your largest tickets into your smallest ones.

What the customer is actually deciding

They are not deciding on your price. They are deciding on a monthly payment, and the payment is set by three things: the amount financed, the rate and the term.

For a fully amortising fixed-rate loan, the monthly payment per unit financed is a factor you can compute and should, because it turns a rate change into a number you can say out loud. Take an illustrative move on a 120-month term from a promotional rate near 8 percent annually to a market rate near 12 percent:

• At the promotional rate, the factor is about 0.01213 per unit financed per month.
• At the market rate, it is about 0.01434 per unit financed per month.
• The ratio is 0.01434 divided by 0.01213, or 1.18, so the same job at the same price now carries a monthly payment about 18 percent higher.

Now run it the way the customer does. They had a payment ceiling before the rate moved, and it has not changed. To hold that same payment at the higher rate they must finance 1 divided by 1.18, or about 85 percent, of what they could finance before: the job they can buy has shrunk by roughly 15 percent of its financed amount, with no change in your pricing and no change in what they need.

That 15 percent is what pushes a marginal replacement into a repair, and it explains why the customers you lose are the ones who were already at the edge of affordability, not the ones who were never going to buy. It also explains why the loss is concentrated in your biggest tickets: a 15 percent haircut on a small financed amount does not change the decision, and on a large one it changes it completely.

The second-order hit most owners never trace

Higher rates slow housing transactions, and a meaningful slice of trade work is attached to a sale rather than to a house. Inspection-driven repairs, pre-sale fixes, the punch list a buyer negotiates, the upgrades a new owner does in the first year: all of it tracks sales volume, not prices. Prices can hold up perfectly well while volume falls by a third, and volume is the variable your work is attached to.

This is the reason a shop can watch its local market's headline price index look fine and still lose a quarter of its transaction-linked work. Existing-home sales volume is published monthly by the National Association of Realtors, and new-home sales by the Census Bureau with HUD; both are free, both are volume series, and either beats a price index for this purpose.

Your own borrowing moves at the same time

The squeeze is two-sided and the timing is what makes it dangerous. Customers stop financing at the same moment your own capital gets more expensive, so the natural response to weaker demand, which is to invest in capacity or marketing, is being priced up exactly when you want to use it.

Three specific exposures worth checking the week a rate move is announced: the operating line, which almost always floats and reprices immediately; any equipment or vehicle loan coming up for renewal or a balloon, which will not renew at the old rate; and any financing you offer in-house, where you are now lending at yesterday's rate against money that costs today's.

The shop-level arithmetic

Follow one quarter at a shop whose replacement work is mostly financed. Revenue is in units where an average repair is 0.9 and an average replacement is 5.0.

Before the rate move, it quotes 40 financed replacements and closes 24, a close rate of 60 percent of quotes issued. Revenue from that line is 24 times 5.0, or 120 units.

After, it quotes the same 40 and closes 17, a close rate of 42.5 percent. Of the seven it lost, five convert to a repair on the same equipment and two walk entirely. Revenue is 17 times 5.0 plus 5 times 0.9, or 85 plus 4.5, which is 89.5 units.

So revenue on that line fell from 120 to 89.5, a decline of 30.5 units or 25.4 percent of the line's own base. Job count went from 24 to 22, a decline of 8.3 percent. The shop is doing nearly as many jobs for three quarters of the money, and if it is watching job counts on a dispatch board rather than revenue by line, it will not notice for a quarter.

Note what did not move: nothing about the shop's price, its quality, its close process or its people. The same quotes at the same prices to the same kind of customer converted at 42.5 percent instead of 60 percent, because the payment attached to them changed.

The levers, and the one that is usually wrong

Have the repair-versus-replace conversation honestly, and have it first. In a high-rate environment the repair is genuinely the better decision for more customers than it was, and a shop that keeps pushing replacement into that loses both the job and the trust. Say what the repair buys in remaining service life and what it does not, and put the replacement back on the table with a date.

Decide whether to carry a rate buydown, and treat it as a margin decision. A promotional rate offered through a lender is paid for by a dealer fee deducted from what the lender funds you, so a subsidised rate is a discount wearing a different hat. That can be the right call, because it buys back the exact 15 percent of borrowing capacity the rate move took, which a straight discount of the same size does not. Price it as margin given up, not as marketing.

Stage the work into phases. Splitting a job so the urgent part happens now and the rest is a scheduled second phase reduces the financed amount, which is the only variable in the payment you can move with the customer's agreement. It also keeps you in the relationship for the second half.

Move promotion toward repair, maintenance and the tiers still buying. This is the mix shift, and it is the one lever whose effect shows up inside a month.

The lever that is usually wrong is cutting price, and the arithmetic says why. A 10 percent price cut reduces the monthly payment by exactly 10 percent, and on a job carrying a 30 percent gross margin it takes gross profit from 30 units per 100 of revenue to 20 - a third of the job's gross profit gone to move a payment by a tenth. Extending the term from 120 to 144 months at the same market rate moves that payment by about 8.5 percent and costs you nothing, though it costs the customer more total interest and you should say so plainly rather than let them find out. Compare those two before reaching for the discount: nearly the same relief to the customer, and one of them is free to you.

Where this reads differently

A commercial customer is not deciding on a payment. They are comparing the cost of capital against what the work returns, so the same rate move lands as a hurdle-rate question rather than an affordability one. That has two consequences worth knowing. First, a job with a demonstrable operating saving survives a rate rise far better than one sold on comfort or appearance, because the return side of the comparison is real and you can put numbers to it. Second, commercial work often moves on a capital budget cycle rather than on the day the customer feels ready, so the effect arrives at the next budget rather than immediately, and it arrives as a deferral to the following year rather than as a trade-down. A shop with both books should expect its residential line to soften first and its commercial line to soften later and more abruptly.

The release on the way down is slower than the squeeze on the way up, and this catches shops that staff up on the announcement. A rate cut restores borrowing capacity arithmetically the same day, but the customer who decided last year to repair instead of replace has closed that decision and will not reopen it until the equipment forces them. Deferred demand comes back as failures on somebody else's timetable, over quarters, which is the same demand-moved-forward-in-time effect the deferrable-work card derives. Plan the recovery on your own maintenance base and your quote pipeline, not on the rate headline.

What to watch, and how far ahead each one sees

• Your finance partner's approval rate, monthly. Declines rise before applications fall, because the same customers keep applying until they stop hearing yes. This is the earliest signal available and most shops never ask for it.
• The share of your quotes that ask about financing. Rising interest with falling close rates is the trade-down about to happen.
• Local existing-home sales volume, monthly. Leads transaction-attached work by roughly one to two quarters, which is the lag between a sale closing and the work the new owner commissions.
• Your own close rate on the replacement tier specifically. A blended close rate hides this completely, because the repair tier holds up and drags the average with it.

Watch the change rather than the level. The level tells you what kind of market you are in; the change tells you what is about to arrive, and the change is the only half you can act on.

References

• Federal Reserve, H.15 selected interest rates, for the benchmark and prime series that consumer lending reprices against
• National Association of Realtors, monthly existing-home sales (volume series); U.S. Census Bureau and HUD, new residential sales
• See related: Customer Financing Options, Customer Financing Presentation
• See related: Deferrable Versus Non-Deferrable Work and What a Downturn Touches, A Recession Playbook for a Small Shop