Here's one, from Car-part.com
usually $25 to $40 for freight.

Quote
1994
Carrier
Toyota Truck 4.88 C 06C138 $200 Grassy Auto Parts USA-KY(West-Liberty) E-mail 1-800-354-7402


Here's 2 more. 4.88, plug-n-play. No gear break-in required.
Quote
1995
Carrier
Toyota 4Runner SR5 V6,AUTO,CODE G144,NL,CHECK RATIO A GF0082 $150 Spilman Auto Parts,Inc. USA-IA(Bloomfield) E-mail 1-800-477-1367
1994
Carrier
Toyota 4Runner TAN,6-94,4X4,SR5 A 260081 $125 Flower's Auto Wreckers USA-PA(Smithton) Request_Quote 1-800-872-5475 Request_Insurance_Quote
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Everyone need to keep in mind, with these factory 4.88 diffs, they cannot be re-geared. With the diffs you have, you can gear to whatever, and re-gear later again if you want.
Later.

85 4Runner - With NEW Marlin 4.7 Gears!! It's a whole new beast!