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Detroit DT12 Truck Parts For Sale

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Electrical & Lighting (4)   Chassis Control Modules (4)Suspension & Steering (1)   Steering Columns (1)Transmission & Driveline (44)   Clutch Parts (7)   Transmission Control Modules (TCM) (4)   Transmission Shifters (Electronic Controller) (33)Transmission Parts (12)Transmissions (33)   Transmission Cores (2)
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Showing 26 - 50 of 94 Listings

26 - 50 of 94 listings
26 - 50 of 94 listings
Detroit DT12 Transmission for a 2026 Freightliner Cascadia 126

2023 Detroit DT12 Transmission for a 2026 Freightliner Cascadia 126

$8,990 USD
like new condition, see pictures DT12-OC DT12-OHE See tag picture, Serial#: 716350e0406830, Engine Make: Detroit, Engine Model: DD15
ConditionNew
Engine ModelDetroit DD15
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2026
Stock NumberP-267
MLS Number12641700
CategoryTransmissions
Last Updated6/14/2026
Location
Blue Island, IL, US
Sold By
DMC Logistics
(833) 657-___  SHOW
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Detroit DT12 Transmission for a 2017 Freightliner Cascadia 125

Detroit DT12 Transmission for a 2017 Freightliner Cascadia 125

$4,250 USD
GOOD INSPECTED TAKEOUT/90 DAY WARRANTY ON HARD PARTS, Serial#: 71537401662792, Core Charge: 1250.00, Engine Make: Detroit, Engine Model: DD15
ConditionUsed
Engine ModelDetroit DD15
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2017
Part NumberDT12-DA-1650 HD
Stock Number31724-11
MLS Number12748412
CategoryTransmissions
Last Updated6/13/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Holst Truck Parts
Detroit DT12 Transmission for a 2016 Western Star 5700

Detroit DT12 Transmission for a 2016 Western Star 5700

$4,995 USD
DT12-OA INSPECTED AND DYNO TESTED, 90 DAY WARRANTY (SINGLE CLUTCH), Serial#: 71537401627053, Engine Make: Detroit, Engine Model: DD15
ConditionUsed
Engine ModelDetroit DD15
Fits To Make(s)Western Star
Fits To Model(s)5700
Will Fit Year(s)2016
Stock Number21224-2
MLS Number12647355
CategoryTransmissions
Last Updated6/13/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Detroit DT12 Transmission for a 2020 Freightliner Cascadia 126

Detroit DT12 Transmission for a 2020 Freightliner Cascadia 126

$5,995 USD
DT12 450K MILES, INSPECTED AND DYNO TESTED, 90 DAY WARRANTY, Serial#: GET, Engine Make: Detroit, Engine Model: DD15
ConditionUsed
Engine ModelDetroit DD15
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2020
Stock Number102223-2
MLS Number12588844
CategoryTransmissions
Last Updated5/15/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Detroit DT12 Transmission for a 2018 Freightliner Cascadia 125

Detroit DT12 Transmission for a 2018 Freightliner Cascadia 125

$5,500 USD
DT12-DA INSPECTED AND HARDWARE DYNO TESTED 90 DAY WARRANTY, Serial#: DT12-DA, Engine Make: Detroit, Engine Model: DD15, Casting#: DT12-DA
ConditionUsed
Engine ModelDetroit DD15
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2018
Stock Number90322-15
MLS Number11588896
CategoryTransmissions
Last Updated5/15/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Detroit DT12 Transmission for a 2020 Freightliner Cascadia 126

Detroit DT12 Transmission for a 2020 Freightliner Cascadia 126

$7,500 USD
DT12 2020 CASCADIA DD15,WILL BE INSPECTED IN OUR GEAR SHOP AND HARDWARE DYNO TESTED BROKEN BELL HSG,WE WILL REPAIR,360K MILES, Serial#: 472910S0673684, Engine Make: Detroit, Engine Model:...
ConditionUsed
Engine ModelDetroit DD15
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2020
Stock Number32922-15
MLS Number11290403
CategoryTransmissions
Last Updated5/14/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Detroit DT12 Transmission for a 2019 Freightliner Cascadia 123

Detroit DT12 Transmission for a 2019 Freightliner Cascadia 123

Contact for price
VERY LOW MILE TAKEOUT. BROKEN CASE/ WILL SELL FOR CORE PARTS, Serial#: 715384G2105239, Core Charge: EXCHANGE, Engine Make: Detroit, Engine Model: DD15
ConditionUsed
Engine ModelDetroit DD15
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 123
Will Fit Year(s)2019
Stock Number30919-13
MLS Number9690726
CategoryTransmissions
Last Updated5/14/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Holst Truck Parts
Detroit DT12 Transmission for a 2016 Freightliner Cascadia 125

Detroit DT12 Transmission for a 2016 Freightliner Cascadia 125

$5,500 USD
BROKEN CASE CORE DT12-OA AUTOMATIC DETROIT TRANSMISSION.2016 CASCADIA,400K MILES,, Serial#: DT12-OA 1650, Core Charge: N/A, Engine Make: Detroit, Engine Model: DD15
ConditionUsed
Engine ModelDetroit DD15
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2016
Stock Number82617-9
MLS Number9202982
CategoryTransmissions
Last Updated5/14/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
NUMBERCall Seller
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Holst Truck Parts
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