Midpoint - Card Centering Tool

Is Tire JACK #506a worth grading?

Garbage Pail Kids · 1988 Garbage Pail Kids · full price guide →

Strong grading candidate — 17× premium in PSA 10

A PSA 10 Tire JACK #506a sells for $46.90 against $2.69 raw: a $44.21 spread, 17× the ungraded price. A PSA 9 ($14.24) only about breaks even after fees, so the case rests on gemming. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.

Raw (NM)
$2.69
PSA 10
$46.90
PSA 9
$14.24
Gem premium
17×
As of
Aug 16, 2026

Break-even by outcome and fee

Tire JACK #506a: net result of grading versus selling raw, by outcome and fee tier
If it comes back…Sells forEconomy / bulk (~$25.00)Standard (~$50.00)Express (~$150)
Gem — PSA 10$46.90+$19.21−$5.79−$106
PSA 9$14.24−$13.45−$38.45−$138

Net = sale price − $2.69 raw value − fee. Fee tiers are illustrative; plug your grader's current price into the calculator below.

Expected value — how often does it need to gem?

Tire JACK #506a: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$22.41−$30.29
50%$30.57−$22.12
75%$38.73−$13.95

At the standard fee this submission does not break even at any realistic gem rate unless the miss lands above the 9 price.

Which grader pays the most — and what a 10 takes

All centering standards
Tire JACK #506a: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$61.00best55/4570/30
PSA 10$46.90−$14.1055/4575/25
CGC 10$28.00−$33.0055/4575/25
SGC 10$28.00−$33.0055/4575/25

Tolerances are each company's published centering standard for its top grade; surface, corners and edges must also be clean. Centering is the one you can measure yourself before you pay.

Tire JACK #506a graded prices by company and grade
GradePSACGCBGSSGCGraded
10$46.90$28.00$61.00$28.00
9.5$16.00
9$14.24

Run your own numbers

Should I pay this?

Enter the seller’s asking price to see your net outcome per grade.

Other 1988 Garbage Pail Kids cards worth checking

Full set checklist

Grading Tire JACK #506a — FAQ

Is Tire JACK #506a worth grading?

A PSA 10 Tire JACK #506a sells for $46.90 against $2.69 raw: a $44.21 spread, 17× the ungraded price. A PSA 9 ($14.24) only about breaks even after fees, so the case rests on gemming. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.

How much is a PSA 10 Tire JACK #506a worth compared with raw?

A PSA 10 Tire JACK #506a (1988 Garbage Pail Kids) sells for about $46.90 versus $2.69 for a raw near-mint copy — a 17× premium as of Aug 16, 2026.

Which grading company is best for Tire JACK #506a?

By resale value, BGS 10 leads at $61.00, ahead of PSA 10 at $46.90. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Tire JACK #506a need for a BGS 10?

BGS publishes 55/45 front and 70/30 back centering as the tolerance for a 10 (Gem Mint). Off-center copies are capped below the top grade regardless of surface — measure yours before paying the fee.

Is your Garbage Pail Kids card centered well enough to grade?

Centering makes or breaks a PSA 10. Scan any card with Midpoint to measure its exact centering, get a grade estimate, and see what your copy is actually worth.

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