8 Fairfax St SE
NAPA Auto Parts Genuine Parts Company
8 Fairfax St SE
Leesburg,  VA  20175
(703) 777-2055
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Mon-Fri:7:30 AM-7:00 PM
Sat:8:00 AM-5:00 PM
Sun:9:00 AM-5:00 PM
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G-Force Carbon Cord CVT Belt 1 7/32" x 42 5/8"
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G-Force Carbon Cord CVT Belt 1 7/32" x 42 5/8"

Part #: NBH 21C4140
Line: NAPA Belts & Hoses

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Features & Benefits

Warranty: Standard : 1 Year Limited Warranty


G-Force C12 belts were the first CVT belt utilizing carbon tensile cord for high modulus and extraordinary strength. This high-performance Neoprene and aramid fiber-loaded rubber belt offers Original Equipment technology. The advanced carbon tensile cords are surrounded by specially formulated adhesion gum to reduce edge cord pullout and increase belt life.

  • Advanced carbon cord results in high modulus with extraordinary strength for faster acceleration, improved throttle response and consistent shifting performance
  • Trapezoidal top cog with rounded bottom cog provides excellent flexibility and efficiency
  • Aramid fiber-loaded elastomer compound for durability and optimized performance
  • Maintains peak power throughout the shift curve
  • Tested under extreme conditions in controlled environments as well as on race vehicles


Belt Material Ethylene (EPDM)
Effective Length 41.39 in
Outside Circumference 42.57 in
Sub Brand G-Force C12
VMRS Code 065-005-003
Notched Belt Yes
Quality Level Best
V-Belt Type CVT
Weight 1.2
Brand NAPA
Manufacturer Gates
Belt Construction Bandless
Cross Section Designation of Belt RVS-R
SDS Required No
Top Width 1.219
Belt Angle 26 Deg
Cord Material Carbon

Safety Information

Vehicle Fitment Guide

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