How do I confirm pilotpart700563 fits my machine?

Compare the OEM or reference part number, machine model, engine model, and serial number. You can also submit a fitment inquiry before ordering.

In Stock

Allison Transmission Cooler Lines With Adapters 20835123 for Duramax Engine LLY LBZ LMM 6.6L Chevrolet GMC 2006-2010

For Chevrolet Transmission Parts

Transmission Parts 20835123 for Chevrolet

OEM / REF: 20835123SKU: pilotpart700563

Allison Transmission Cooler Lines With Adapters 20835123 for Duramax Engine LLY LBZ LMM 6.6L Chevrolet GMC 2006-2010 is a Transmission Parts replacement part for Chevrolet Transmission & Undercarriage Parts, categorized under Transmission & Undercarriage Parts > Transmission Parts. Use OEM part number 20835123 and c...

Stock: In stock
Condition: New
Fitment: Chevrolet Transmission & Undercarriage Parts
Category: Transmission Parts

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$140.00USD/EA

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Aug 23 – Aug 30
10	Aug 21 – Aug 28
50	Aug 19 – Aug 26

Estimates from today; confirm exact lead time before payment.

Quantity

Buy online now or add to your quote list for bulk pricing and fitment confirmation.

Confirm fitment before ordering →

Lead times can vary by freight route and customs. Contact support for expedited shipping.

Transmission Parts Description

This Transmission Parts is indexed for Chevrolet Fit for 2006-2010 Chevrolet GMC Duramax 6.6l LLY LBZ & LMM Trucks with the 5 or 6 speed Allison automatic transmission.. Compare reference number 20835123 against the label on your existing Chevrolet component before ordering.

Additional cross references on file: 20835125, 20835127. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

20835123 20835125 20835127

Applications

Chevrolet Fit for 2006-2010 Chevrolet GMC Duramax 6.6l LLY LBZ & LMM Trucks with the 5 or 6 speed Allison automatic transmission.

Fitment Notes

Brand or application signal: Chevrolet Transmission & Undercarriage Parts
Product family: Transmission Parts
System category: Transmission & Undercarriage Parts > Transmission Parts > Transmission Parts
Recommended verification: OEM number, engine model, serial number, old part photos, and dimensions.

Shipping & Returns

Availability: InStock
Shipping: Shipping quotes can be confirmed before payment for heavy or urgent orders.
Returns: Returns are easier when fitment is confirmed before ordering.
B2B support: Bulk, fleet, and repair-shop requests can be handled through the inquiry form.

Frequently Asked Questions

How do I confirm this part fits my machine?

Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.

Can I order if my part number is not listed?

Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.

Is this an OEM part?

Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.