Heavy Duty Transmissions for Sale

Find deals on new, used, and remanufactured Transmissions on MyLittleSalesman.com, with prices from $150 to $200,000. Filter by condition, price, or year to pinpoint the closest Transmission that fits your budget. Find manual and automatic transmissions from Eaton/Fuller, Allison, Spicer, Mack, Rockwell, ZF, Meritor, and Detroit for Class 5-8 commercial trucks, as well as transmissions for construction equipment, agriculture equipment, and other heavy machinery. Listings include 5-speed through 18-speed manuals, automated manual transmissions like the Eaton UltraShift and Detroit DT12, and Allison automatics from the 1000 series through the 4000 series. Filter by brand, speed count, condition, and price to find the right replacement transmission.
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Showing 1 - 25 of 20,259 Transmission Listings

1 - 25 of 20,259 listings
1 - 25 of 20,259 listings
Eaton-Fuller RTLO16913A Transmission Core for a 2015 International PROSTAR

Eaton-Fuller RTLO16913A Transmission Core for a 2015 International PROSTAR

Newly Listed
Contact for price
Eaton Fuller RTLOF16913A Transmission Core For Sale. Call for more information, we ship everywhere, Serial#: other, Engine Make: Cummins, Engine Model: ISX
ConditionUsed
Engine ModelCummins ISX
Fits To Make(s)International
Fits To Model(s)PROSTAR
Will Fit Year(s)2015
Stock NumberIN-0818-40
MLS Number14275179
CategoryTransmission Cores
Last Updated3/31/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
Eaton-Fuller RTO16915 Transmission

Eaton-Fuller RTO16915 Transmission

Newly Listed
$4,895 USD
REBUILT/DYNO. RTO16915 W/ BELL . 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE., Serial#: 62324, Core Charge: EXCHANGE CRITICAL CORE, Engine Make: Other, Engine Model: Other
ConditionRemanufactured
Engine ModelOther
Part Number62324
Stock Number62324.
MLS Number14275099
CategoryTransmissions
Last Updated3/31/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
Eaton-Fuller RTLO18918B Transmission for a 2006 Peterbilt 379

Eaton-Fuller RTLO18918B Transmission for a 2006 Peterbilt 379

Recently Updated
$4,295 USD
REFURB/DYNO RTLO18918B 6 MONTH PARTS ONLY WARRANTY EXTENDED WARRANTY AVAILABLE., Serial#: GET, Core Charge: EXCHANGE CRITICAL CORE, Engine Make: Caterpillar, Engine Model: C15
ConditionUsed
Engine ModelCaterpillar C15
Fits To Make(s)Peterbilt
Fits To Model(s)379
Will Fit Year(s)2006
Part Number102823-9
Stock Number102825-9
MLS Number13958407
CategoryTransmissions
Last Updated3/31/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
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