Crown Automotive

Synchronizer Repair Kit for Numerous 45-71 Jeep / Willys Models w/ T90 Trans. Crown Automotive

$36.02

SKU: C01X 640397K

In Stock
In Stock
Ships by Jun 9
Free Shipping
Non-Returnable Item

Description

Part #: 640397K

Synchronizer Repair Kit for 1945-1971 CJ-2A, CJ-3A, CJ-3B, CJ-5, CJ-6, 1950-1963 M38, M38-A1, 1956-1964 FC-150, FC170, 1966-1971 C101 Commando, All w/ T90 Transmission, Includes 2 Blocking Rings, 3 Keys, and 2 SpringsFeatures and Benefits:12-Month WarrantyDirect ReplacementFor Models w/ T90 TransmissionIncludes 2 Blocking Rings, 3 Keys, and 2 SpringsUse Existing HardwareDetails:Material: MetalFinish: UnpaintedHardware Included: Use Existing HardwareApplication: 1945-1949 Jeep CJ-2A w/ T90 Transmission; 1948-1953 Jeep CJ-3A w/ T90 Transmission; 1950-1952 Jeep M38 w/ T90 Transmission; 1952-1963 Jeep M38-A1 w/ T90 Transmission; 1953-1968 Jeep CJ-3B w/ T90 Transmission; 1955-1971 Jeep CJ-5 w/ T90 Transmission; 1955-1971 Jeep CJ-6 w/ T90 Transmission; 1956-1964 Jeep FC-150 w/ T90 Transmission; 1957-1964 Jeep FC-170 w/ T90 Transmission; 1966-1971 Jeep C101 Commando w/ T90 TransmissionCrown Automotive carries over 9600 unique quality replacement parts encompassing over 766,000 different applications for every model of Jeep produced since 1941.

Features:

  • For Models w/ T90 Transmission
  • Includes 2 Blocking Rings, 3 Keys, and 2 Springs
  • Direct Replacement
  • Use Existing Hardware
  • 12-Month Warranty

Synchronizer Repair Kit for 1945-1971 CJ-2A, CJ-3A, CJ-3B, CJ-5, CJ-6, 1950-1963 M38, M38-A1, 1956-1964 FC-150, FC170, 1966-1971 C101 Commando, All w/ T90 Transmission, Includes 2 Blocking Rings, 3 Keys, and 2 Springs

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandCrown Automotive
Part NumberC01X 640397K

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy