Eaton Fuller FRO-16210C 10-Speed Transmission for Sale | OEM Used 10-Speed Manual Class 8 Long-Haul Roadranger with 1,650 lb-ft Torque Rating

10-speed manual Class 8 long-haul Roadranger. FRO indicates Fuller Roadranger Overdrive (Eaton naming for overdrive-equipped manuals), 16210 is the 1,650 lb-ft input torque rating capacity, C is the case design generation. Provides 10 forward speeds (5 main gears with splitter range change for high and low range) plus reverse. Twin-countershaft design distributes torque loading across two countershafts for improved durability. Output yoke 1.75 inch 27-spline. Eaton-approved synthetic lubricant intervals up to 500,000 miles. The most common Class 8 long-haul fleet manual transmission choice.

Different gear counts for different driver preferences and applications. FRO-16210C 10-speed (this listing) provides 10 forward speeds with 1,650 lb-ft rating, most common fleet manual choice. Eaton Fuller 18-Speed Roadranger (our vaz130 listing) provides 18 forward speeds plus 4 reverse, the premium owner-operator choice for fine-grained gear control across all conditions. Eaton Fuller 8LL Roadranger (our vaz131 listing) provides 8 forward speeds plus 4 deep reduction Low Low gears for vocational and severe-duty applications (heavy haul, oilfield, construction, off-highway). All three share the same proven twin-countershaft Eaton durability.

All major Class 8 truck diesel engines. Cummins ISX15, X15 (vaz104), ISX12. Detroit DD13 (vaz96), DD15, DD16. PACCAR MX-13 (vaz101), MX-11. Caterpillar C15, C13. Volvo D13 (vaz120), D16. International A26, MaxxForce 13. Mack MP7, MP8 (vaz102). The broad pairing availability reflects Eaton independent transmission supplier business model.

Eaton-signature Roadranger architecture distributing torque across two parallel countershafts. In a single-countershaft transmission, torque transfers through one countershaft handling full input torque. In the twin-countershaft Eaton design, torque splits across two countershafts in parallel, each handling approximately half. The split-torque architecture allows each countershaft to be smaller and lighter, distributes wear and bearing loading across more components, and contributes to the Eaton Roadranger durability reputation. A signature Eaton feature.

Pneumatic high / low range selector that doubles the gear count. The splitter is a pneumatically-actuated range change selecting between high and low range. With splitter in low, the 5 main gear positions provide gears 1-5; with splitter shifted to high, the same 5 positions provide gears 6-10. Driver shifts main gears using H-pattern shifter and shifts splitter using a thumb-operated toggle on the shifter. Eaton progressive shift technique uses splitter changes between main shifts for smoother gear progressions. We verify splitter air valve function on every FRO-16210C; pneumatic supply must be properly connected at installation.

Up to 500,000 miles with proper Eaton-approved synthetic gear lubricant. Significant operational advantage compared to traditional mineral oil drain intervals of 100,000-150,000 miles. Required: Eaton-approved synthetic gear lubricant meeting Eaton specifications; multiple compatible products available from Mobil, Shell, Chevron, and other major manufacturers. Using incorrect lubricant or extending drain intervals beyond Eaton specification accelerates wear in synchronizers, bearings, and gear faces.

All major North American Class 8 truck OEMs. Freightliner Cascadia / Columbia / Century Class. Kenworth T600 / T800 / W900. Peterbilt 379 / 386 / 389. International ProStar / 9200 / 9400. Volvo VNL 300 / 430 / 670. Mack Pinnacle CXU613 / Granite GU713 / Anthem. Western Star 4700 / 4900 / 5700. The broad availability reflects Eaton dominant market position in North American Class 8 manual transmissions.

No. There is no core return required.