The 9 Most Valuable 1989 Donruss Grand Slammers Baseball Cards
The most valuable 1989 Donruss Grand Slammers Baseball card is the 1989 Donruss Grand Slammers Franklin Stubbs #9 at $1.42 as of October 22, 2026.
By Ripbin Research · Updated 2026-10-22 · prices from live market data
Shop 1989 Donruss Grand Slammers Baseball cards on eBay
Affiliate — we may earn a commissionThe 9 most valuable 1989 Donruss Grand Slammers Baseball cards in the Ripbin catalog carry a combined raw market value of $11.28, topped by a $1.42 card.
#51989 Donruss Grand Slammers Mark McGwire #7
$1.25PSA 10 ~$79.99
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