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The CPI LD69L Drive Tool is the purpose-built installation tool for driving CPI #69 and #69L spinweld patch fittings into RV fresh water and holding tanks. Without the correct drive tool, patch fittings can be damaged during installation — this tool ensures a clean, leak-free weld every time.
Features & Specifications
- Part Number: LD69L
- Compatible Patches: CPI Patch #69 & #69L
- Patch Diameter: 4-1/2" (4.5")
- Required Hole Size: 3-1/8" (3.125")
- Manufacturer: CPI (Custom Plastics Inc.)
- Application: RV fresh water tanks & holding tanks
- Rating: 4.9/5 stars (8 verified reviews)
Why Choose the CPI LD69L Drive Tool?
Spinweld patch fittings require precise rotational force to create a proper friction weld to the tank wall. The CPI LD69L drive tool is engineered specifically for the 4-1/2" patch geometry — it seats perfectly and transfers torque evenly, preventing cracking or misalignment. Using a generic tool risks a failed weld and a leaking tank.
This is the same tool used by professional RV technicians and service centers. If you're repairing an RV tank with a CPI #69 or #69L patch, this drive tool is not optional — it's essential.
Compare RV Tank Patch Fittings
Not sure which patch or tool is right for your repair? Use this guide to match your hole size to the correct CPI patch fitting.
| Model / Part # | Patch Diameter | Hole Size | Best For | View Details |
|---|---|---|---|---|
| LD69L (Drive Tool) | 4-1/2" | 3-1/8" | Installing #69 & #69L patches | Current Product |
| Part #76 (Patch) | 3" | 2-1/2" | Medium hole repairs | View |
| Part #51AD (Patch) | 1" | 7/8" | Small hole spinweld repairs | View |
| Part #50 (Patch) | White Probe | 1/2" | Probe port repairs | View |
| CPI Patch #71B (Patch) | 3.400" OD | 2.200" Pilot | Larger OD patch repairs | View |
Tip: Always match your drive tool to the exact patch part number. Using the wrong tool can crack the patch or create a weak weld.
Technical Specifications
- Part Number: LD69L
- Patch Compatibility: CPI #69 & #69L
- Patch Diameter: 4-1/2" (4.500")
- Required Hole Size: 3-1/8" (3.125")
- Drive Method: Drill-driven spinweld installation
- Material: Engineered for CPI spinweld patch geometry
- Weight: 5 lbs
- Manufacturer: CPI / Custom Plastics Inc.
- SKU: LD69L
What's Included
- 1x CPI LD69L Drive Tool
- Note: Patch fitting (#69 or #69L) sold separately
Compatible Models & Alternatives
This drive tool is designed exclusively for CPI #69 and #69L patch fittings. Browse compatible patches and related RV tank repair products:
- 3" Patch - 2-1/2" Hole Size - Part #76
- 1" Spinweld Patch - Part #51AD
- White Probe Patch - 1/2" Hole Size - Part #50
- Shop All RV Tank Fittings
Frequently Asked Questions
Is the patch fitting included with the LD69L drive tool?
No — the LD69L is the drive tool only. The CPI #69 or #69L patch fitting must be purchased separately.
What hole size do I need to drill for the #69 patch?
You need a 3-1/8" (3.125") hole in the tank wall to use the CPI #69 or #69L patch with this drive tool.
Can I use this drive tool with other CPI patches?
No — the LD69L is specifically engineered for the 4-1/2" patch geometry of the #69 and #69L. Using it with other patch sizes may result in a failed installation.
Is this compatible with both fresh water and holding tanks?
Yes — CPI spinweld patch fittings and their drive tools are designed for use on both RV fresh water tanks and holding tanks.
How do I install a spinweld patch fitting?
Drill the correct hole size, insert the patch fitting, then use the LD69L drive tool in a drill to spin-weld the fitting to the tank wall using friction heat.
Where can I buy the CPI LD69L drive tool?
The CPI LD69L is available exclusively at ElkhartRVParts.com — the only authorized CPI dealer online.
Why Buy from Elkhart RV Parts?
- Authorized CPI dealer — 100% OEM authentic parts
- 4.9/5 star rating from verified RV technicians and owners
- Expert support via AI Live Chat — get help matching the right tool to your repair
- Fast shipping on all RV tank repair tools and fittings
- Trusted by professional RV service centers nationwide
Add the CPI LD69L Drive Tool to your cart and use our AI Live Chat to confirm compatibility with your specific patch fitting and tank model.
| Part number | LD69L |
|---|---|
| Hole size (inches) | 3.125 |
| Patch diameter (inches) | 4.5 |
- What size patch does the drive tool ld69l work with? The Drive Tool LD69L works with a 4-1/2 inch patch with a 3-1/8 inch hole size.
- Is the ld69l drive tool compatible with patch #69 and #69l? Yes, the LD69L Drive Tool is compatible with Patch #69 and #69L.
- What type of product is the ld69l? The LD69L is a driving tool designed for use with specific tank fittings patches.
- Who is the vendor for the drive tool ld69l? The vendor for the Drive Tool LD69L is CPI.
- Does the ld69l include the patch or is it only the tool? The LD69L is the driving tool only; the patch is not included.
Factory-Fresh OEM Parts — the same brands installed in new RVs straight from Elkhart. Genuine, name-brand components made to order — never generic, never outdated. Sourced directly from the original RV manufacturers for perfect fit and factory-level quality.