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FAST C12JSDQXL260TC transmission has 12 forward gears, the gear ratio steps are arranged reasonably, and has very outstanding fuel economy performance. With mechanical structure design and integrated with a synchronizer, the maximum input speed is 2600 RPM. The length of the C12JSDQXL260TC transmission is 997.1 mm. The C12JSDQXL260TC manual transmission has 10 gears, and each gear has a different reduction ratio. The 1st gear reduction ratio is 15.699, the 2nd gear reduction ratio is 12.245, the 3rd gear reduction ratio is 9.420, the 4th gear reduction ratio is 7.428, the 5th gear reduction ratio is 5.790, the 6th gear reduction ratio is 4.521, the 7th gear reduction ratio is 3.472, the 8th gear reduction ratio is 2.708, the 9th gear reduction ratio is 2.083, the 10th gear reduction ratio is 1.643, the 11th gear reduction ratio is 1.280, the 12th gear reduction ratio is 1.000, and the reverse gear 1 ratio is 14.443, and the reverse gear 2 ratio is 3.194. The C12JSDQXL260TC manual transmission has an input torque range of 2600 N.m. The C12JSDQXL260TC transmission weight is 312 Kg.

FAST 12-speed MT series transmission have different models, with code J in the model name means mechanical transmission, with code S in the model name means transmission with Double Intermediate Shaft design.

Through more than 10 years of continuous effort, DuraMac has been exporting premium powertrain solutions to our global partners from more than 30 countries and regions, including USA, Belgium, Spain, Turkey, Thailand and Vietnam, including some of region’s well-known manufacturers.

1. It is synchronized with CMI’ advanced design and sophisticated manufacturing, adapts to harsh working conditions, and has high-intensity and heavy-duty work capabilities.
2. The Holset wastegate valve makes the low speed performance more perfect and the power performance better.
3. The cylinder block and cylinder head adopt integrated design to prevent the occurrence of engine water and oil leakage. The parts are 40% less than other similar engines, and the failure rate is greatly reduced.
4. Using forged steel camshaft and crankshaft, high-strength cylinder design, many parts are cast on the cylinder, with high rigidity, high pressure resistance, good reliability and longer service life.
5. The cylinder liner adopts a platform mesh honing design, which effectively prevents oil leakage with a perfect geometric structure, and adopts advanced technology such as new piston ring components and gasket crimping molding to reduce oil loss.

Technical Specifications

Basic Introduction of Fast C12JSDQXL260TC MT

Transmission Model:


Transmission Application:Manual Transmission
Input Torque:2600 N.m
Maximum Speed:2600 RPM
Installation length:997.1 mm
Weight Iron/Al Alloy:312 Kg
Fuel Quantity:15 L
Speed Ratio:15.699-1.643
Lead Time:15-30 Working Days
Payment Terms:T/T ,L/C
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Shaanxi Fast C12JSDQXL260TC MT-Manual Transmission Data Sheet

ModelC12JSDQXL260TCInput TorqueN.m2600
Maximum SpeedRPM2600Lengthmm997.1
Weight Iron/Al Alloy (Kg)312Oil (L) Tol. ±5%15

Speed Ratio of Shaanxi Fast C12JSDQXL260TC MT-Manual Transmission

1st Gear15.6992nd Gear12.2453rd Gear9.42
4th Gear7.4285th Gear5.796th Gear4.521
7th Gear3.4728th Gear2.7089th Gear2.083
10th Gear1.64311th Gear1.2812th Gear1

Scopes of Supply of Shaanxi Fast Gear C12JSDQXL260TC Manual Transmission

Air Intake System1.  Air Intake ManifoldStarting System1.  Starter Motor
2.  Inter-Cooler2.  Starter Rely
Exhuast System1.  Exhuast ManifoldFuel System1.  Fuel Transfer Pump
2.  Turbocharger2.  High-Pressure Fuel Pump
3.  Exhuast Elbow3.  Fuel Filter
Charging System1.  Charging AlternatorEngine Shut-Down System1.  Engine Fuel Shut-Off Solenoid
Cooling System1.  Water PumpLubricating System1.  Oil Pump
2.  Engine Fan2.  Oil Filter
3.  Standard Radiator3. N/A
Power Output System1. FlywheelEngine Auiliary Accessories1. Air Compressor
2. Standard Flywheel Housing2. Power Steering Pump
Engine Mounting System1.  Engine Mouting Bracket

Optional Accessories of Shaanxi Fast Gear C12JSDQXL260TC Manual Transmission

1. Clutch Housing2. Releasing Device Assembly3. Power Take-Off
4. Full Synchronizer and No Synchronizer5. Water Cooling Device6. Air Cooling and Emergency Steering Assistance
7. Coupler Booster8. Shift Booster9. Gear Selection Booster

Modifiable Components of Shaanxi Fast Gear C12JSDQXL260TC Manual Transmission

1. Helical Teeth2. Straight Teeth3. Lubricating Oil Pump
4. Triple Cone Synchronizer5. Smoothing6. Gear Shot Blasting

Note: All Above Data are Just for Referenece, All Data Might Change Without Notices or Update, Please Contact Our Sales Team to Confirm All Details Via WhatsApp or Email.

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Engine Sale Manual

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Installation Drawing

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Installation Manual

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Operation Manual

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Parts Catalogue

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Report & Certifcate

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