2021 International MV Torque Specifications
AI-generated reference. Always verify torque values, fluid capacities, intervals, and procedures against the manufacturer's service manual or OEM repair information before performing work. Repairius is not liable for damage from acting on this content without verification.
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Quick Reference
| Fastener | Torque (ft-lb / Nm) | Notes |
|---|---|---|
| Wheel Lug Nuts | 450-500 ft-lb / 610-678 Nm | For hub-piloted wheels |
| Oil Drain Plug | 35-40 ft-lb / 47-54 Nm | Cummins B6.7 |
| Transmission Drain Plug | 18-22 ft-lb / 24-30 Nm | Allison 1000/2000 Series |
| Brake Caliper Bracket Bolts | 180-200 ft-lb / 244-271 Nm | Air disc brakes |
| Brake Caliper Slide Pins | 60-70 ft-lb / 81-95 Nm | Air disc brakes |
| Axle Nut | 250-350 ft-lb / 339-475 Nm | Consult OEM manual for specific axle type |
| Valve Cover Bolts | 18-22 ft-lb / 24-30 Nm | Cummins B6.7 |
| Intake Manifold Bolts | 30-35 ft-lb / 41-47 Nm | Cummins B6.7 |
Wheel Lug Torque Pattern
For the 2021 International MV with 10-lug hub-piloted wheels, the correct lug nut tightening pattern is a star or crisscross sequence. Start at the top, then move to the bottom, then to the left, then to the right, and so on, until all lug nuts are torqued to the proper specification. This ensures even clamping force and prevents wheel vibration or damage.
Brake Torque Notes
The torque specifications for brake components are critical for safety. The values provided are for air disc brakes, which are common on the International MV. Always use a calibrated torque wrench and follow the manufacturer's recommended sequence for tightening the caliper bracket bolts. It is also important to clean and inspect the threads before reassembly.
Why Torque Matters
Applying the correct torque to fasteners is essential for the safety, reliability, and performance of your 2021 International MV. Over-tightening can stretch and weaken bolts, leading to premature failure. Under-tightening can allow components to loosen over time, causing vibrations, leaks, or even catastrophic failure. Using a calibrated torque wrench and following the manufacturer's specifications is the only way to ensure that critical fasteners are properly secured.
Disclaimer: The torque specifications provided in this article are for general reference only. Always consult the OEM service manual for your specific vehicle and submodel before performing any repairs. Critical fasteners should always be verified in the OEM service manual.
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More specs for the 2021 International MV
Oil Capacity & Filter
Capacity, weight, filter PN, drain plug torque, change interval.
Fluid Type Specs
Engine oil, coolant, ATF, diff, brake, PS, DEF — with OEM spec numbers.
Coolant Capacity & Type
Total system capacity, OEM coolant spec, flush interval, bleed tips.
Transmission Fluid & Service
Trans model, fluid spec, capacity, filter PN, service interval.
Brake Pad & Rotor Specs
Pad PNs, rotor size, min thickness, caliper torque.
Tire Size & Pressure
OEM size, cold psi, bolt pattern, wheel size, TPMS.
Battery Size & Group
Group size, CCA, AGM/flooded, dimensions, reset note.
A/C Refrigerant & Oil
R-134a or R-1234yf, charge oz, PAG oil spec.
Bulb Sizes (Headlight, Tail, Fog)
Headlight, fog, tail, turn, reverse, interior.
Factory Maintenance Schedule
Service intervals by mileage, severe-duty notes, known issues.
Towing Capacity & Payload
Max tow, payload, GVWR/GCWR, hitch class by trim.
Fuse Box Diagram & Amperage
Fuse box locations, layout, amps, and what each fuse controls.
Serpentine Belt Routing & Length
Belt routing, length, rib count, OEM + aftermarket PNs.
Wheel Alignment Specifications
Camber, caster, toe ranges (front & rear), adjustability notes.
Paint Color Codes
All factory colors with paint codes, sticker location, touch-up tips.
Wiper Blade Sizes
Driver/passenger/rear blade size, attachment, OEM + cross-refs.
Spark Plug Type & Gap
Plug PN, gap, torque, interval by engine.
Transmission & Axle Gear Ratios
Trans gear ratios, axle ratios, RPO codes, tow vs MPG impact.
Key Fob Programming
DIY programming steps, FCC ID, fob PN, battery, transponder.
Same spec — other model years
Maintenance & repair guides
2021 International MV Maintenance Schedule →
Available maintenance guidance; confirm the manufacturer schedule.
Repair planning references →
Plan the scope of work; detailed procedures need configuration-matched evidence.
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