Drivetrain› Manual Transmissions and Components

Crown Automotive

2nd & 3rd Gear Synchronizer Spring for 45-71 Jeep Models w/ T86 or T90 Trans. Crown Automotive

$1.22

SKU: C01X J0939293

In Stock
In Stock
Ships by Nov 14
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Crown Automotive J0939293 is a manual transmission detent spring designed for various Jeep models. This replacement part is intended to restore proper function to the second and third gears of the synchronizer. Two springs are required per vehicle.
Show original supplier description

Part #: J0939293

Second and Third Gear Synchronizer Spring for Jeep 45-71 CJ-2A, 3A, 3B, 5, 6, 60-63 M38, M38-A1, 56-64 FC-150, FC-170, 66-71 C101 Commando, 63-62 SJ, J-Series and Willys Pickup, Sedan Delivery and Station Wagon, All w/ T90, or T86 Trans.Features and Benefits:12-Month Warranty2 RequiredDirect ReplacementFor Models w/ T86 or T90 TransmissionsSecond and Third Gear Synchronizer SpringUse Existing HardwareDetails:Material: MetalFinish: UnpaintedHardware Included: Use Existing HardwareInterchange: 640394Application: 1945-1949 Jeep CJ-2A w/ T90 Transmission None; 1946-1964 Jeep Willys Station Wagon w/ T90 Transmission None; 1947-1965 Jeep Willys Pickup w/ T90 Transmission None; 1948-1953 Jeep CJ-3A w/ T90 Transmission None; 1948-1963 Jeep Willys Sedan Delivery w/ T90 Transmission None; 1950-1952 Jeep M38 w/ T90 Transmission None; 1952-1963 Jeep M38-A1 w/ T90 Transmission None; 1953-1968 Jeep CJ-3B w/ T90 Transmission None; 1955-1971 Jeep CJ-5 w/ T90 Transmission None; 1955-1971 Jeep CJ-6 w/ T90 Transmission None; 1956-1964 Jeep FC-150 w/ T90 Transmission None; 1957-1964 Jeep FC-170 w/ T90 Transmission None; 1963-1964 Jeep J-Series J-100 w/ T90 Transmission None; 1963-1964 Jeep J-Series J-200 w/ T90 Transmission None; 1963-1964 Jeep J-Series J-210 w/ T90 Transmission None; 1963-1964 Jeep J-Series J-220 w/ T90 Transmission None; 1963-1964 Jeep J-Series J-230 w/ T90 Transmission None; 1963-1964 Jeep J-Series J-300 w/ T90 Transmission None; 1963-1964 Jeep J-Series J-310 w/ T90 Transmission None; 1963-1964 Jeep J-Series J-320 w/ T90 Transmission None; 1963-1964 Jeep J-Series J-330 w/ T90 Transmission None; 1963-1964 Jeep SJ Wagoneer w/ T90 Transmission None; 1966-1967 Jeep C101 Commando w/ T86 Transmission None; 1966-1967 Jeep CJ-5 w/ T86 Transmission None; 1966-1967 Jeep CJ-6 w/ T86 Transmission None; 1966-1967 Jeep J-Series J-100 w/ T86 Transmission None; 1966-1967 Jeep J-Series J-2600 w/ T86 Transmission None; 1966-1967 Jeep J-Series J-2700 w/ T86 Transmission None; 1966-1967 Jeep J-Series J-2800 w/ T86 Transmission None; 1966-1967 Jeep J-Series J-3500 w/ T86 Transmission None; 1966-1967 Jeep J-Series J-3600 w/ T86 Transmission None; 1966-1967 Jeep J-Series J-3700 w/ T86 Transmission None; 1966-1967 Jeep J-Series J-3800 w/ T86 Transmission None; 1966-1967 Jeep SJ Wagoneer w/ T86 Transmission None; 1966-1971 Jeep C101 Commando w/ T90 Transmission NoneCrown 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/ T86 or T90 Transmissions
  • Second and Third Gear Synchronizer Spring
  • 2 Required
  • Direct Replacement
  • Use Existing Hardware
  • 12-Month Warranty

Second and Third Gear Synchronizer Spring for Jeep 45-71 CJ-2A, 3A, 3B, 5, 6, 60-63 M38, M38-A1, 56-64 FC-150, FC-170, 66-71 C101 Commando, 63-62 SJ, J-Series and Willys Pickup, Sedan Delivery and Station Wagon, All w/ T90, or T86 Trans.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

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 J0939293

About MOTORMIA

5,000+ Trusted brands
1M+ Enthusiasts
5M+ Parts sold

Buy with Confidence

Returns & Fitment

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

Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

View Full Shipping Policy