1. New/Used Recreational Go-Karts Parts
  2. sku: 5307829183912713
  3. BFO M4691C

M4691C BFO Go Kart Forward Reverse Gear Box Engine Gearbox

M4691C BFO Go Kart Forward Reverse Gear Box Engine Gearbox
Product Information
BrandBFO
Manufacturer Part NumberM4691C
California Prop 65 WarningCALIFORNIA PROP 65 WARNING
EngineONLY WORKS WITH 30 SERIES
FeaturesFOR 35 CHAIN 12T AND 40/41/420 CHAIN 10T
Keyway Size3/16
MaterialHIGH QUALITY METAL
NoteNO INSTRUCTION INCLUDED
NoticeTHIS IS AFTERMARKET REPLCEMENT PART.
PartFORWARD REVERSE GEAR BOX
Part TypeBOTH 10T 40 41 AND 12T 35 SPROCKETS
Shaft Size For Driven Clutch5/8
Shifting Position ModesFORWARD, REVERSE NEUTRAL
TypeGO KART FORWARD REVERSE GEARBOX

Review BFO Go Kart Forward Reverse Gear Box For 2hp-14hp Engine Stroke Gearbox 5/8 Inch

The BFO M4691C go-kart forward reverse gear box is a high-quality transmission component designed for go-karts with engines ranging from 2HP to 14HP. This gear box features a robust and durable design, making it an ideal choice for both recreational and competitive use.

The five forward gears of this gear box offer smooth and efficient power transmission to the wheels, enabling optimal acceleration and top speed. The addition of a reverse gear provides the convenience and functionality of being able to easily maneuver the go-kart in reverse, making it easier to navigate in tight spaces or when backing up.

The M4691C gear box is constructed with high-strength materials and precision machining to ensure longevity and reliability. The gears are made from hardened steel, which provides superior wear resistance and durability, while the housing is made from cast aluminum, which is both lightweight and strong.

The gear box also features a synchronizer system, which ensures that the gears engage smoothly and eliminates the need for double-clutching when shifting gears. This not only makes the driving experience more enjoyable but also reduces the wear on the transmission components.

The M4691C gear box is compatible with go-karts that have a 5/8-inch shaft size and is suitable for use with a variety of engine sizes. The gear ratios are well-balanced to provide good acceleration and top speed, making it a versatile choice for go-karts used on both short and long tracks.

In summary, the BFO M4691C go-kart forward reverse gear box is a high-quality and reliable transmission component that offers smooth and efficient power transmission, the convenience of reverse gear, and durability to withstand the demands of go-kart racing. It is a great choice for go-karts with engines ranging from 2HP to 14HP and is compatible with go-karts that have a 5/8-inch shaft size.

Buying a BFO M4691C go-kart forward reverse gear box for a 2HP-14HP engine can be a good investment for those looking to build or modify their go-kart. Here are some pros and cons that may help in making an informed decision:

Pros:

1. Versatility: This gearbox is suitable for a wide range of engines, making it a popular choice among go-kart builders.

2. Forward and Reverse: The ability to go forward and reverse is a useful feature that can add convenience and flexibility to your go-kart.

3. Durable: The BFO M4691C gearbox is known for its durability and can handle the power and torque of small engines.

4. Cost-effective: Compared to other options, this gearbox is relatively affordable, making it a good choice for those on a budget.

Cons:

1. Complex Installation: Installing the gearbox may require some technical knowledge and skills, which could be a challenge for some users.

2. Limited Accessories: The gearbox may not come with all the necessary accessories, such as a clutch or a shifter, which could add to the overall cost.

3. Potential for Wear and Tear: Regular use of the gearbox could lead to wear and tear, which may require occasional maintenance or replacement.

Conclusion:

The BFO M4691C go-kart forward reverse gear box for 2HP-14HP engines is a versatile, durable, and cost-effective option for those looking to build or modify their go-kart. However, it may require some technical knowledge for installation and could have limited accessories. Overall, if you are comfortable with the installation process and are willing to invest in any necessary accessories, this gearbox could be an excellent choice for your go-kart project.

Recommendation:

If you are considering purchasing a BFO M4691C go-kart forward reverse gear box, I would recommend doing thorough research on the installation process and ensuring that all necessary accessories are available before making the purchase. Additionally, consider purchasing the gearbox from a reputable seller to ensure its quality and authenticity.

Details:

Universal air deflector kit for oil cooler 16-30 row black aluminum heat shield. Hairgrip go kart forward reverse gear box for 2hp-14hp engine 4 stroke gearbox 5/8 inch. Turbo exhaust manifold for Chevy Silverado 1500 4.8/5.3/6.0 4-door cast iron.

specifications gokartmecca:

  • brand: Bfo
  • mpn: M4691c
  • california prop 65 warning: California Prop 65 Warning
  • engine: Only Works With 30 Series
  • features: For 35 Chain 12t And 40/41/420 Chain 10t
  • keyway size: 3/16
  • material: High Quality Metal
  • note: No Instruction Included
  • notice: This Is Aftermarket Replcement Part.
  • part: Forward Reverse Gear Box
  • part type: Both 10t 40 41 And 12t 35 Sprockets
  • shaft size for driven clutch: 5/8
  • shifting position modes: Forward, Reverse Neutral
  • type: Go Kart Forward Reverse Gearbox

payments gokartmecca:

  • wallet: apple-pay
  • credit card: visa
  • other

offer gokartmecca:

  • sold #: 14
  • quantity: 3
  • availability: in stock
  • options: ship-to-home
  • best offers: true
  • started: august 28, 2025

general gokartmecca:

  • category: Auto Parts > Outdoor Sports > Go-karts Recreational

seller gokartmecca:

  • # reviews: 657
  • rating: 100.0%
  • city: rowland height, california

returns gokartmecca:

  • method: money back
  • paid by: seller
  • time: 30 days
  • policy: returns accepted

shipping gokartmecca:

  • carrier: ups
  • service: ups ground
  • transit: 5-8 days
  • class: standard
  • type: fixed
rating: 100.0% out of 100 based on 657 user ratings.
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