Easy
Less than 15 minutes
This is an original replacement part sourced directly from the manufacturer. The gearbox assembly is found in Troy-Bilt trimmers. This part is made of metal, and comes with four screws for attachment. It is used to transfer motion from the motor to the trimmer head. You will require a screwdriver when replacing this part.
Gearbox Lcbc 753-08180
OEM part for: Troy-Bilt, Cub Cadet, Murray, MTD, Yard Machines
Part Number: 753-08180
$46.21
In Stock
Ships within 1 business day 
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Compatibility
This Gearbox Lcbc will fit the following 59 machines. Confirm this part works with your model, and view the detailed model diagrams and repair help we have to offer.
Troy-Bilt
Cub Cadet
Murray
MTD
Yard Machines
Show More Compatible ModelsThis item works with the following types of products:
- Trimmer Parts
Customer Part Reviews ?
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Replacement part
Replacement part Took a little time to get here at least I’ll have it for the spring I ordered it a year ago canceled it and finally came in
Guest -
February 27, 2022
Verified Purchase
Perfect replacement piece.
Arrived like next day. Much easier to install than the original pierce was to remove. Works like charm, maybe better. Thank you.
Guest -
May 14, 2019
Verified Purchase
Perfect fit !
Fit right into weed walker and now back to work.
Guest -
May 9, 2019
Verified Purchase
Questions & Answers ?
Our customer Service team is at the ready daily to answer your part and product questions.
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We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
Does this fit my product?Questions & Answers for Gearbox Lcbc
Will this gear box fit
Archie
for model number Tb2044xp
asked on 2023-01-15
Hello Archie, thank you for your question. No, the part chosen is not compatible with the model given. The correct Gearbox is part 791-182193. We hope to hear from you soon.
eReplacementParts Team January 15, 2023
Will it fit the tb252s?
Marshall
for model number TB252S
asked on 2022-08-12
Hi Marshall,
Thank you for your question. This would not be the correct gearbox assembly for your trimmer. The part number listed under your model number for the gearbox assembly is 697P00748. If you need help placing an order for it, customer service is open 7 days a week and anyone will be happy to assist you. Please feel free to give us a call. We look forward to hearing from you!
eReplacementParts Team August 12, 2022
Will I be able to use my existing bumphead line fed cutter with this replacement gearbox assembly for trimmer Tb35ec. Thx
Jim
for model number TB35EC
asked on 2022-07-29
Hi Jim,
Thank you for your question. Yes, you will be able to use your existing bumphead feed cutter with the new gearhead. If you need help placing an order for it, customer service is open 7 days a week and anyone will be happy to assist you. Please feel free to give us a call. We look forward to hearing from you!
eReplacementParts Team July 29, 2022
Customer Repair Instructions ?
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.
Stripped gear
James - June 11, 2021
Tool Type
Trimmer
Difficulty
Easy
Time
15-30 minutes
Tools Used
Screwdriver, Socket set
Disassembled and re-assembled
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gear box bearing bad
Edwin - June 4, 2021
Tool Type
Trimmer
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Screwdriver, none
Parts Used
I loosened the screws took it off and put a new one on
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The gears in the gearbox stripped out so I replaced the gearbox
Jeff - January 23, 2021
Tool Type
Trimmer
Difficulty
Medium
Time
15-30 minutes
Tools Used
Screwdriver, Power Drill
1 removed trimmer head and shroud
2 removed screws from gearbox and detached old gearbox.
3 installed new gearbox insuring worm gear seated properly
4 tightened all screws
5reinstalled shroud and trimmer head
2 removed screws from gearbox and detached old gearbox.
3 installed new gearbox insuring worm gear seated properly
4 tightened all screws
5reinstalled shroud and trimmer head
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gearbox assembly
inpanh - October 3, 2019
Tool Type
Trimmer
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Screwdriver, no need
Parts Used
is easy just take off old and replaced with new less than 10 minutes work great thanks
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Gears stripped out in gear box
Russell - September 15, 2017
👍 1 of 2 people found this instruction helpful
Tool Type
Trimmer
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
, Torx screwdriver
Parts Used
Removed 2 screws at the top of the gearbox and 1 screw in the center which positioned the gearbox on the trimmer shaft.
Slide the new gearbox onto the trimmer shaft, aligning the center hole on the gearbox with the hole on the shaft.
Install the new center screw, then the 2 new self tapping screws.
Slide the new gearbox onto the trimmer shaft, aligning the center hole on the gearbox with the hole on the shaft.
Install the new center screw, then the 2 new self tapping screws.
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OEM stands for Original Equipment Manufacturer and means the part you’re buying is sourced directly from the manufacturer who made your product. At eReplacementParts, we sell only genuine OEM parts, guaranteeing the part you’re purchasing is of better design and of higher quality than aftermarket parts.
Our product descriptions are a combination of data sourced directly from the manufacturers who made your product as well as content researched and curated by our content & customer service teams. This content is edited and reviewed internally before being made public to customers.
Our customer service team are at the ready daily to answer your part and product questions. We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
All our part reviews are solicited directly from other customers who have purchased this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
Based on data from past customer purchasing behaviors, these parts are most commonly purchased together along with the part you are viewing. These parts may be necessary or helpful to replace to complete your current repair.
All our installation videos are created and produced in collaboration with our in-house repair technician, Mark Sodja, who has helped millions of eReplacementParts customers over the last 13 years repair their products. Mark has years of experience in selling and repairing both commercial and residential products with a specialty in gas-powered equipment.
This data is collected from customers who submitted a repair instruction after replacing this exact part. Customers can rate how easy the repair was to complete and how long it took. We aggregate this data to provide a repair rating that allows customers to quickly determine the difficulty and time needed to perform their own repair.
