
1009969 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $7.95 | Condition is Acceptable, International UD-6A Power Unit Parts Catalog, shipping cost = $3.95 | 100.0% |
![]() | $7.95 | Condition is Acceptable, International UD-6A Power Unit Parts Catalog, shipping cost = $4.47 | 100.0% |
![]() | $10.00 | Condition is Acceptable, International Harvester Special Attachments for U-6 UD-6 Power Unit Owner Manual, shipping cost = $4.20 | 99.8% |
![]() | $10.95 | Condition is Acceptable, Used U-6 and UD-6 Power Units International Parts Catalog PU-8B, shipping cost = $5.22 | 100.0% |
![]() | $15.25 | Condition is Acceptable, Used U-6 and UD-6 Power Units International Parts Catalog PU-8B, FREE SHIPPING | 99.9% |
![]() | $17.99 | Condition is Acceptable, 1951 International Harvester SPECIAL ATTACHMENTS U-6 UD-6 UD6A Power Units, FREE SHIPPING | 99.5% |
![]() | $12.00 | Top Pick! Condition is Acceptable, International Harvester Parts Catalog PU-29A UD-6A Power Unit 13001 & up, shipping cost = $7.42 | 100.0% |
![]() | $19.99 | Condition is Acceptable, Used U-6 and UD-6 Power Units International Parts Catalog PU-8B, FREE SHIPPING | 99.5% |
![]() | $19.99 | Condition is Acceptable, IH International UD6A Power Unit Original Parts Manual Catalog, FREE SHIPPING | 99.7% |
![]() | $15.00 | Condition is Acceptable, IH International U6 UD6 Power Units Parts Catalog, shipping cost = $7.85 | 99.8% |
![]() | $15.00 | Condition is Acceptable, IH International UD-6A Power Unit Parts Catalog, shipping cost = $7.85 | 99.8% |
![]() | $19.94 | Top Pick! Condition is Acceptable, INTERNATIONAL HARVESTER IH PARTS LIST CATALOG MANUAL PU-29A UD-6A POWER UNIT, shipping cost = $4.99 | ![]() |
![]() | $14.99 | Condition is Acceptable, Used U-6 and UD-6 Power Units International Parts Catalog PU-8B, shipping cost = $10.99 | 100.0% |
![]() | $25.00 | Condition is Acceptable, IH INTERNATIONAL U-6 UD-6 ENGINE POWER UNIT PARTS CATALOG, FREE SHIPPING | 100.0% |
![]() | $25.00 | Condition is Acceptable, IH INTERNATIONAL UD-6A ENGINE POWER UNIT PARTS CATALOG 13001-UP PU-29A, FREE SHIPPING | 100.0% |
![]() | $30.00 | Condition is Acceptable, IH International Harvester U-6 UD-6 Power Unit Parts Catalog Manual PU-8 7/44, FREE SHIPPING | ![]() |
![]() | $31.50 | Condition is Acceptable, IH INTERNATIONAL UD-6a POWER UNIT GENERATOR Parts Manual Book LIST engine spare, FREE SHIPPING | 99.8% |
![]() | $28.76 | Top Pick! Condition is Acceptable, International Harvester IH UD6A Engine Power Unit Parts Catalog Manual PU29A, shipping cost = $6.95 | 99.9% |
![]() | $28.76 | Top Pick! Condition is Acceptable, International Harvester IH UD6A Engine Power Unit Parts Catalog Manual PU29, shipping cost = $6.95 | 99.9% |
![]() | $41.97 | Condition is Acceptable, IH INTERNATIONAL U-6 UD-6 POWER UNIT GENERATOR Parts Manual Book Catalog engine, FREE SHIPPING | 99.8% |
![]() | $59.99 | Condition is Acceptable, IH Farmall International M MD W6 WD6 O6 OS6 I6 ID6 T6 TD6 U6 UD6 Service Manual, shipping cost = $6.00 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $17.99 | Condition is Good, International Harvester IH UD-6 Diesel Power Unit Owner/Instruction Manuals, FREE SHIPPING | 100.0% |
![]() | $14.99 | Condition is Good, 1951 International Harvester SPECIAL ATTACHMENTS U-6 UD-6 UD6A Power Units, shipping cost = $6.00 | 99.6% |
![]() | $15.00 | Condition is Good, IH International UD-6A Power Unit Parts Catalog form PU-29A, shipping cost = $7.85 | 99.8% |
![]() | $19.99 | Condition is Good, 1952 International Harvester U-6 UD-6 Power Units Parts Catalog PU-8B, shipping cost = $6.22 | 100.0% |
![]() | $25.00 | Condition is Good, IH International Harvester UD-6A Power Unit S/N 13001- Parts Manual PU-29A 11/51, FREE SHIPPING | ![]() |
![]() | $29.95 | Condition is Good, International Harvester PU-29A (UD-6A) Power Unit Parts Catalog, FREE SHIPPING | 99.7% |
![]() | $29.99 | Top Pick! Condition is Good, International Harvester UD-6A Power Unit Operator's Manual Vintage 1950, shipping cost = $7.99 | 99.1% |
![]() | $29.99 | Top Pick! Condition is Good, International Harvester PU-29 UD-6A Power Unit Parts Catalog Serial 13001+, shipping cost = $7.99 | 99.1% |
![]() | $29.99 | Top Pick! Condition is Good, International Harvester PU-8 Parts Catalog for U6 and UD6 Power Units Manual, shipping cost = $7.99 | 99.1% |
![]() | $61.94 | Top Pick! Condition is Good, International Harvester U6 UD6 UD6A Power Unit Attachments Owner Operator Manual, FREE SHIPPING | 99.2% |
![]() | $59.99 | Condition is Good, IH Farmall International W6 O6 I6 U6 WD6 ID6 UD6 Service Manual, shipping cost = $6.00 | 100.0% |
![]() | $77.54 | Condition is Good, International Harvester 6 Diesel Engine on TD6 UD6 Shop Service Repair Manual, FREE SHIPPING | 99.2% |
![]() | $77.54 | Condition is Good, International Harvester 6A Diesel Engine on TD6 UD6A Shop Service Repair Manual, FREE SHIPPING | 99.2% |
![]() | $99.63 | Top Pick! Condition is Good, International Harvester IH UD6A Engine Power Unit Parts Catalog Manual PU29A, FREE SHIPPING | 99.2% |
![]() | $120.40 | Condition is Good, International IU-6 UD-6 UD-6A IUD-6 U-264 UD-264 Engine Service Repair Manual, FREE SHIPPING | 99.2% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $12.17 | Condition is Brand New, International Harvester Farmall UD-6A UD6A Power Unit Owner Operators Manual IH, FREE SHIPPING | 99.7% |
![]() | $17.54 | Condition is Brand New, Farmall International 6 Series W6 U6 O6 I6 IU6 IUD6 WD6 ID6 UD6 Service Manual, FREE SHIPPING | 99.7% |
![]() | $20.97 | Condition is Brand New, Farmall U-6 Ud-6 Power Unit Service Manual Shop Repair International Mccormick, FREE SHIPPING | ![]() |
![]() | $22.97 | Condition is Brand New, International 6 Series Diesel Engines Service Manual Book For Td-6 Ud-6 Machines, FREE SHIPPING | ![]() |
![]() | $22.97 | Condition is Brand New, International 6A Series Diesel Engines Service Manual For Td-6 Ud-6A Machines, FREE SHIPPING | ![]() |
![]() | $22.97 | Condition is Brand New, International 9A Series Diesel Engines Service Manual For Td-9 Ud-6A Machines, FREE SHIPPING | ![]() |
![]() | $26.97 | Condition is Brand New, International Fuel System Service Manual For Id-6 Ud-6 Ud-6A Td-9 Wd-9 Engines, FREE SHIPPING | ![]() |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $14.00 | Condition is New, HOOD HOOK + SPRING FOR IH INTERNATIONAL INDUSTRIAL I-4 I-6 ID-9 UD-6 POWER UNIT, shipping cost = $3.00 | ![]() |
![]() | $58.56 | Condition is New, Cover (Cap) fits International IHC McCormick UD6 UD-9 UD9 FMX4B11B X4B11B F6C , shipping cost = $4.85 | ![]() |
![]() | $65.91 | Condition is New, Coil fits International IHC McCormick ID6 ID-6 TD6 UD6 UD9 FMX4B11B X4B11B F6F, shipping cost = $7.85 | ![]() |
![]() | $51.80 | Condition is New, International , FarmallMD,MDV,ID6,UD6 ,1 only Std Piston ,3 7/8 bore , shipping cost = $35.26 | 100.0% |
![]() | $140.00 | Condition is New, 45001D Shaft International Harvester IH T6 TD6 T9 TD9 U-14 U6 UD6 U9 UD-9 New, shipping cost = $21.52 | 99.7% |
![]() | $425.00 | Condition is New, 52022DB Oil Pump International IH Farmall MD Super MD UD6 WD6 ID6 400 450 DIESEL, shipping cost = $28.79 | 99.7% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $9.95 | Top Pick! Condition is Used, U-6 UD-6 UD-6A Attachments Power Unit International Harvester Operator's Manual, shipping cost = $6.95 | 99.9% |
![]() | $19.25 | Top Pick! Condition is Used, INTERNATIONAL HARVESTER IH PARTS LIST BOOK MANUAL CATALOG POWER UNIT UD-6A PU-29, shipping cost = $4.97 | ![]() |
![]() | $14.95 | Condition is Used, Parts Catalog for International Harvester UD-6A Power Unit, shipping cost = $10.60 | 100.0% |
![]() | $24.99 | Condition is Used, 1941 IH International UD-6 Power Unit Performance Chart Specification Paper, shipping cost = $4.99 | 99.8% |
![]() | $24.99 | Condition is Used, 1941 IH International UD-6 Power Unit Performance Chart Specification Paper, shipping cost = $4.99 | 99.8% |
![]() | $24.99 | Condition is Used, IH International Diesel UD-6 Power Unit Performance Chart Specification Paper, shipping cost = $4.99 | 99.8% |
![]() | $16.95 | Condition is Used, Parts Catalog for International Harvester U-6 & UD-6 Power Units, shipping cost = $13.00 | 100.0% |
![]() | $29.99 | Condition is Used, International Harvester U-6 UD-6 Power Unit Dealer's Parts Book ABPA , FREE SHIPPING | 99.9% |
![]() | $76.96 | Top Pick! Condition is Used, INTERNATIONAL IH PARTS LIST BOOK MANUAL CATALOG PU-8 POWER UNITS U-6 UD 6 1944, shipping cost = $5.22 | ![]() |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $38.99 | Condition is Like New, International M MD MDV MV O6 ODS6 OS6 W6 WD6 Tractor U264 U6 UD6 Service Manual, shipping cost = $5.22 | 99.7% |
![]() | $41.99 | Condition is Like New, Parts Manual International Harvester U6 UD6 Power Unit, shipping cost = $5.97 | 99.7% |
![]() | $44.99 | Condition is Like New, International Power Unit Service Manual U IU UD U1 U2A U4 IU4 U6 IU6 UD6 UD61, shipping cost = $5.22 | 99.7% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $15.20 | Condition is New other (see details), International TD-40 U-2 U-4 IU-4 U-6 UD-6 IU-6 IUD-6 U-7 Clutch Service Manual, FREE SHIPPING | 99.7% |

Introducing the Danco Underdrive UD-6 for Cub Cadet, a high-performance accessory designed to enhance the functionality of your Cub Cadet riding lawn mower or utility vehicle. This underdrive pulley system is specifically engineered for international Cub Cadet models with the part number 1009969.
The Danco Underdrive UD-6 is an essential component of your power transmission system. It is designed to reduce the engine RPMs while increasing the ground speed of your mower or utility vehicle. This results in smoother operation, improved cutting performance, and reduced strain on the engine.
The UD-6 underdrive pulley is meticulously crafted from durable, high-strength materials, ensuring long-lasting performance and reliability. Its precise engineering allows for a perfect fit on international Cub Cadet models with part number 1009969.
Installing the Danco Underdrive UD-6 is a straightforward process. It comes with all necessary hardware for a hassle-free installation. The kit includes the underdrive pulley, drive belt, and detailed instructions to guide you through the process. The installation process does not require any special tools or mechanical expertise, making it an ideal solution for both homeowners and professional users.
By upgrading your Cub Cadet with the Danco Underdrive UD-6, you can expect improved mowing performance, increased efficiency, and extended engine life. This underdrive pulley system is an excellent investment for anyone looking to maximize the potential of their Cub Cadet riding lawn mower or utility vehicle.
In summary, the Danco Underdrive UD-6 for Cub Cadet is a high-quality, durable, and effective accessory designed for international Cub Cadet models with part number 1009969. It reduces engine RPMs, increases ground speed, and improves cutting performance while reducing strain on the engine. The installation process is straightforward, and the kit includes all necessary hardware for a hassle-free installation. Upgrade your Cub Cadet today with the Danco Underdrive UD-6 and experience the difference it makes.
Pros and Cons of Installing a Danco UD-6 Underdrive Unit for Cub Cadet Lawn Tractors
Introduction:The Danco UD-6 underdrive unit is a popular aftermarket accessory for Cub Cadet lawn tractors. This part is designed to enhance the performance and durability of the drive system. However, like any other aftermarket component, it comes with its advantages and disadvantages. In this article, we will discuss the pros and cons of installing a Danco UD-6 underdrive unit on a Cub Cadet lawn tractor.
Pros:1. Improved Torque: One of the primary benefits of installing an underdrive unit is increased torque. The Danco UD-6 reduces the engine RPMs at a given ground speed, delivering more power to the wheels. This results in better acceleration and improved performance, especially when mowing in hilly or uneven terrain.
2. Reduced Engine Wear: By reducing the engine RPMs, the underdrive unit also decreases engine wear and tear. This can lead to a longer engine life and fewer maintenance costs in the long run.
3. Smoother Operation: The Danco UD-6 underdrive unit provides a smoother operation, as it reduces the stress on the powertrain components. This results in a quieter and more comfortable mowing experience.
Cons:1. Cost: Installing an aftermarket underdrive unit such as the Danco UD-6 can be costly. The unit itself may cost around $200-$300, and additional costs may include labor and installation materials.
2. Installation Complexity: Installing an underdrive unit can be a complex process, especially for those without mechanical experience. It may require the removal of various components, such as the drive belt and pulleys.
3. Potential Noise: Some users have reported that the underdrive unit can create additional noise during operation. This can be due to the unit's internal gears or the modification of the drive system.
Conclusion:In conclusion, the Danco UD-6 underdrive unit offers several advantages for Cub Cadet lawn tractor owners, such as improved torque, reduced engine wear, and smoother operation. However, it also comes with its disadvantages, including the cost, installation complexity, and potential noise. Ultimately, the decision to install an underdrive unit depends on the individual's budget, mechanical abilities, and desired performance enhancements.
Recommendation:For those who prioritize increased torque, reduced engine wear, and smoother operation, the Danco UD-6 underdrive unit can be a worthwhile investment. It is recommended to consider the costs, installation complexity, and potential noise before making a purchase. Additionally, seeking professional installation can help ensure a successful and hassle-free installation process.
Details:
This manual is for installing instructions and a complete parts list this popular cub cadet underdrive unit.
specifications heavymanualbooks:
- brand: International
- mpn: 1009969
- model: Ud-6
- compatible equipment type: Tractor
- model year: 1961
- unit type: Unit
- compatible equipment make: Farmall, Mccormick Deering
- country/region of manufacture: United States
payments heavymanualbooks:
- wallet: paypal
- credit card: discover
- other
seller heavymanualbooks:
- rating: 100.0%
- city: castorland, new york
- # reviews: 1080
general heavymanualbooks:
- category: Business & Industrial > Equipment, Attachments > Parts Accessories > Heavy Manuals Books
offer heavymanualbooks:
- prices: $7.95–$425.00
- item condition:
- Acceptable
- Good
- Brand New
- New
- Used
- Like New
- New other (see details)
- started: april 12, 2025
- in stock #: 5
- sold #: 19
- options: ship-to-home
- availability: in stock
shipping heavymanualbooks:
- type: fixed
- carrier: usps
- service: usps media mail
- transit: 4-10 days
- class: economy
returns heavymanualbooks:
- policy: returns accepted
- paid by: seller
- method: money back
- time: 30 days
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