GM 3859960 Nos Manual Transmission Gear Fork Head 67 68 69 3SP 4SP

( Brand: Gm ), ( Manufacturer Part Number: 3859960 ), ( Oe/oem Part Number: Chevrolet Convertible Sport Coupe Hardtop Monza Corsa Clutch ), ( Vintage Part: Yes ), ( Country/region Of Manufacture: United States )

Review GM Nos 67 68 69 Chevy 3sp And 4sp Manual Transmission Gear Shift Fork Head fits CORVAIR

GM OEM Gear Fork Head for Chevy Corvair 3-Speed and 4-Speed Manual Transmissions (Genuine Part Numbers: 3859960, NOS: 67, 68, 69)

This product is an Original Equipment Manufacturer (OEM) gear fork head specifically designed and engineered for use in Chevy Corvair 3-speed and 4-speed manual transmissions. The gear fork heads are crucial components that play a vital role in the proper functioning and synchronization of gears within the transmission system.

The gear fork head is a metal component with a hardened and precision-ground surface. It features a unique design that ensures accurate engagement between gears and the synchronizers. The component is also manufactured to meet the highest standards of quality and durability that GM is known for.

The GM OEM gear fork head is available in multiple genuine part numbers, including 3859960, and compatible with Chevy Corvair models from 1960, 1961, and 1962, as indicated by the NOS numbers 67, 68, and 69, respectively. These numbers can be found on the original equipment or consulted with a trusted GM parts supplier to ensure a perfect fit for your vehicle.

Installing the new gear fork head is a straightforward process, and it is recommended to replace it as a preventative measure to maintain the overall performance and longevity of your Chevy Corvair's manual transmission system. Replacing a worn-out or damaged gear fork head can help prevent potential issues such as gear grinding, synchronizer failure, and other transmission-related problems.

- OEM GM gear fork head designed for Chevy Corvair 3-speed and 4-speed manual transmissions

- Precision-ground surface for accurate gear engagement

- Hardened metal construction for durability

- Available in multiple genuine part numbers (3859960, NOS: 67, 68, 69)

- Compatible with Chevy Corvair models from 1960 to 1962.

In summary, this GM OEM gear fork head is an essential replacement part for Chevy Corvair owners with manual transmission systems. It ensures accurate gear engagement, prolongs the life of your transmission, and maintains your Corvair's performance and reliability.

The GM 3859960 nos 67-68-69 Chevrolet Corvair 3-speed and 4-speed manual transmission gear fork heads are aftermarket parts used to replace the original components in these vintage vehicles. Here are some potential pros and cons of buying these parts:

1. Availability: Aftermarket transmission parts are widely available and can be purchased from various suppliers, which makes it easier for Corvair owners to find and replace worn-out components.

2. Cost-effective: Aftermarket parts are generally less expensive than OEM (Original Equipment Manufacturer) parts, which can save Corvair owners money.

3. Improved performance: Some aftermarket gear fork heads may offer performance advantages over the original parts, such as improved shifting quality or durability.

4. Customization: Aftermarket parts allow Corvair owners to customize their vehicles to their preferences, such as upgrading to a stronger or lighter gear fork head.

1. Quality concerns: The quality of aftermarket parts can vary greatly, and some may not meet the same standards as OEM parts. This could lead to issues with fitment, durability, or performance.

2. Compatibility: Aftermarket parts may not be 100% compatible with all Corvair models or configurations, which could require additional modifications or adjustments to ensure proper function.

3. Lack of warranty: Aftermarket parts typically do not come with the same level of warranty coverage as OEM parts, which could leave Corvair owners without recourse if the part fails or causes damage.

4. Potential for compatibility issues with other parts: Aftermarket parts may not be fully compatible with other components in the transmission or vehicle, which could lead to additional costs and complications.

The decision to buy aftermarket GM 3859960 nos 67-68-69 Chevrolet Corvair 3-speed and 4-speed manual transmission gear fork heads depends on the individual Corvair owner's priorities, budget, and level of expertise. While aftermarket parts offer convenience, cost savings, and potential performance upgrades, they also come with quality concerns, compatibility issues, and a lack of warranty coverage. Corvair owners should carefully research and evaluate their options before making a purchase, and consider the potential risks and benefits for their specific vehicle and driving needs.

1. Research multiple suppliers and compare prices and product offerings.

2. Read customer reviews and ratings to assess the quality of the parts and the reliability of the supplier.

3. Ensure that the aftermarket parts are compatible with your specific Corvair model and transmission configuration.

4. Consider purchasing from a reputable supplier with a good return policy and warranty coverage.

5. Consult with a qualified mechanic or transmission specialist to assess the condition of your existing parts and determine if an aftermarket upgrade is necessary or advisable.

Details:

Ship cost shown is for continental US 48 states. New old stock GM part# 3859960 'Fork, gear shift head' for 1966-69 Corvair manual transmission. Most of those guys do not even own their parts, they are relying on the parts being shipped from some third party IF have them and you know condition until it arrives at your door. Has some light surface rust.

Very hard to find NOS part. For 4-speed, it is 3rd-4th and for 3-speed would work 1st-reverse 2nd-3rd. Still has original GM box.

part #: 3859960 prices

• $14.99-$35.00

specifications manutransmission:

• for models: Corvair
• for makes: Chevy
• brand: Gm
• mpn: 3859960
• oe/oem part number: Chevrolet Convertible Sport Coupe Hardtop Monza Corsa Clutch
• vintage part: Yes
• country/region of manufacture: United States

offer manutransmission:

• options: Ship-to-home
• started: May 28, 2025
• quantity: 1
• sold: 0
• availability: In Stock

payments manutransmission:

• other
• credit card: Mastercard
• wallet: Apple-pay

returns manutransmission:

• policy: No Returns

shipping manutransmission:

• type: Fixed
• transit: 3-8 Days
• service: Economy
• class: Economy
• cost: $10.00

general manutransmission:

• condition: New other see details
• Car Truck Parts Accessories > Transmission Drivetrain > Manual Transmission Parts

seller manutransmission:

• rating: 100.0%
• # reviews: 3801
• city: Medford, Wisconsin

Gm 3859960 Is Similar To:

• Chevy 3858403 Oem Gm Bellhousing 60s-70s Chevrolet 153 Tooth Flywheel Z 28 L88 Zl1 (21.7% similar) The bell housing is specifically designed for the 60'S-70S chevrolet 153 tooth flywheel Z/28 L88 ZL1 and compatible with 3, 4, 5 gear counts.the manufacturer part number 3858403, oe/oem 3358403. The bell housing is a manual transmission part and not compatible with universal fitment or performance...(May 14th, 2024)
• Gm 3788421 Chevy Sbc Bbc 4 Speed Manual Transmission Bellhousing (52.2% similar) This is factory bell housing from a 1963 ABC corvette/impala, used auto part. Please review all pictures closely to see defects in the item. May display some signs of use such as minor marks, road grime and age...(May 16th, 2024)
• Pontiac 1249599 Gm Aluminum Manual Trans Bellhousing 1975 1979 Astre H Body (37.2% similar) Used original Pontiac Gm # 1249599 aluminum manual trans bell housing 1975 - 1979 asteroid...(May 17th, 2024)
• Chevrolet Ac Delco Genuine Gm 464697 Original Chevy Corvette Aluminum Bell Housing 4 Speed Big Block Camaro (29% similar) Oem factory original aluminum 4 speed big block chevy WITH168 tooth flywheel with 11 clutch - this is the hard one to find bell would work 3 or speed, 10 1/2 bare bell has been cleaned up in as found condition shown blasted natural unpainted finish no cracks weld repairs and...(May 19th, 2024)
• Gm 3831704 1963 Muncie 4 Speed Case Corvette Impala Ss Chevy M20 M21 P0703 (26.3% similar) This housing has been beat blasted and cleaned no repairs all thread holes are excellent see pictures very good case...(May 19th, 2024)
• Chevrolet 460486 Gm Bellhousing Sbc Bbc For 168 Tooth Flywheel 11 Inch Clutch Chevy (19.3% similar) Gm 460486 bell housing ABC BBC for 168 tooth flywheel 11 clutch chevrolet Cheviot used condition. Will need cleaning. Please see pictures...(May 21st, 2024)
• Gm Gmc Chevy Chevrolet Muncie 465452 68-87 Sm465 Bare 4 Speed Transmission Case Synchro Mesh (41.1% similar) These cases are the same for 2WD and 4X4. Please verify your application before purchase. 68-87 Gm SM465 bare 4 speed transmission case 465452 GMC chevy synchrony mesh. Good used Gm SM465 empty case. Gm part number 465452. Please look closely at pictures to verify if this item meets your...(May 22nd, 2024)
• Chevrolet Pontiac Ac Delco Genuine Gm 14075715 1983-92 Chevy Camaro Bell Housing 2.8l 3.1l V6 T5 Transmission With Fork (38.7% similar) Aluminum 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 GM body including chevy Camry and Pontiac fire bird t5 5 speed bell housing FOR2.8L 3.1L v6 with clutch slave mounting bracket will fit a few other years as well verify part number against your application bare bell has been cleaned up in...(May 22nd, 2024)
• Borg Warner 13-52-065-913 Gm Chevy Camaro T5 Transmission Main Case Nwc Firebird (38.2% similar) Oil, grease, and silicone free. Used non world class main case removed from a 85 chevy Camry t5 5 speed manual transmission. Cleaned and inspected. Has the wide body Muncie bell bolt pattern good condition no cracks or stripped threads...(May 24th, 2024)
• Gm 3741311 1958-59 Chevy Chevrolet Cast Iron Manual Trans Bell Housing Impala (46.8% similar) Part number is 3741311. Sold as and in its current condition. This is a Gm 1958 -59 chevy chevrolet cast iron manual transmission bell housing...(May 24th, 2024)
• Gm 3733365 Oem 1956 1957 Chevy Chevrolet Corvette Manual Cast Iron Bellhousing (43.3% similar) This an oem Gm 1956 1957 chevy chevrolet corvette manual cast iron bell housing with the part number 3733365.SOLD as is...(May 24th, 2024)