Denco supplier catalog / Part reference

LO 41A4885-2 — Denco Belt-drive gear and sprocket assembly

Denco lists LO 41A4885-2 as its Old Style belt-drive gear-and-sprocket assembly for models 1270, 1280 and 1280R. This is supplier-reported applicability, not a verified manufacturer part-number mapping. Old Style does not establish a successor or interchangeability. Exact product market and production-revision applicability are not established; confirm installed equipment.

US source scopeUpdated 2026-09-14Independent Anderson reference

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Denco catalog number: LO 41A4885-2. Keep the complete supplier number, including prefixes and suffixes. This identifies the supplier catalog listing.

A corresponding manufacturer part number or equivalent component has not been verified. Any manufacturer or designation stated by the supplier is labeled separately below.

Denco US supplier listing: Liftmaster Belt Drive Gear & Sprocket Assembly (Old Style)span.sku · checked 2026-09-12 · Denco

Denco US supplier listing: Liftmaster Belt Drive Gear & Sprocket Assembly (Old Style)span.sku · checked 2026-09-12 · Denco

Values apply to the exact identifier and scope in the cited source.
Supplier catalog number	LO 41A4885-2 View source and citation details Denco US supplier listing: Liftmaster Belt Drive Gear & Sprocket Assembly (Old Style)span.sku · checked 2026-09-12 · Denco
Source scope	Denco's US supplier listing; exact product market/revision applicability is not established; confirm installed equipment. View source and citation details Denco US supplier listing: Liftmaster Belt Drive Gear & Sprocket Assembly (Old Style)footer#footer, Contact Us postal address: Millersburg, OH 44654; supplier location only · checked 2026-09-12 · Denco
Component function described by Denco	Belt-drive gear and sprocket assembly View source and citation details Denco US supplier listing: Liftmaster Belt Drive Gear & Sprocket Assembly (Old Style)Product h1 and any Description section · checked 2026-09-12 · Denco
Manufacturer named by Denco	Liftmaster View source and citation details Denco US supplier listing: Liftmaster Belt Drive Gear & Sprocket Assembly (Old Style)Additional information manufacturer row · checked 2026-09-12 · Denco
Supplier variant designation	Supplier label: old style View source and citation details Denco US supplier listing: Liftmaster Belt Drive Gear & Sprocket Assembly (Old Style)Product h1 · checked 2026-09-12 · Denco
Source limitation	The source names 1270, 1280 and 1280R. Old style is a supplier variant label; no successor is identified. View source and citation details Denco US supplier listing: Liftmaster Belt Drive Gear & Sprocket Assembly (Old Style)Product h1, supplier SKU and Description review · checked 2026-09-12 · Denco

Compare the old-style and new-style listings

These are separate supplier catalog listings. The style labels do not establish a replacement relationship. Keep each listing's model and drive-type conditions.

Separate references with their own source scope. This comparison establishes no replacement or interchangeability.
Exact reference	Recorded distinctions
LO 41A4885-2 This reference	LO 41A4885-2 — Denco Belt-drive gear and sprocket assembly Denco lists LO 41A4885-2 as its Old Style belt-drive gear-and-sprocket assembly for models 1270, 1280 and 1280R. This is supplier-reported applicability, not a verified manufacturer part-number mapping. Old Style does not establish a successor or interchangeability. Exact product market and production-revision applicability are not established; confirm installed equipment. View source and citation details Denco US supplier listing: Liftmaster Belt Drive Gear & Sprocket Assembly (Old Style)span.sku · checked 2026-09-12 · Denco Component function described by Denco: Belt-drive gear and sprocket assembly View source and citation details Denco US supplier listing: Liftmaster Belt Drive Gear & Sprocket Assembly (Old Style)Product h1 and any Description section · checked 2026-09-12 · Denco Supplier variant designation: Supplier label: old style View source and citation details Denco US supplier listing: Liftmaster Belt Drive Gear & Sprocket Assembly (Old Style)Product h1 · checked 2026-09-12 · Denco Source limitation: The source names 1270, 1280 and 1280R. Old style is a supplier variant label; no successor is identified. View source and citation details Denco US supplier listing: Liftmaster Belt Drive Gear & Sprocket Assembly (Old Style)Product h1, supplier SKU and Description review · checked 2026-09-12 · Denco Read LO 41A4885-2’s pairing status and source conditions →
LO 41A4885-5	LO 41A4885-5 — Denco Belt-drive gear and sprocket assembly Denco lists LO 41A4885-5 as its New Style belt-drive gear-and-sprocket assembly for models 2280, 2580, 2585, 3280 and 3585. This is supplier-reported applicability, not a verified manufacturer part-number mapping. Exact product market and production-revision applicability are not established; confirm installed equipment. View source and citation details Denco US supplier listing: Liftmaster Belt Drive Gear & Sprocket Assembly (New Style)span.sku · checked 2026-09-12 · Denco Component function described by Denco: Belt-drive gear and sprocket assembly View source and citation details Denco US supplier listing: Liftmaster Belt Drive Gear & Sprocket Assembly (New Style)Product h1 and any Description section · checked 2026-09-12 · Denco Supplier variant designation: Supplier label: new style View source and citation details Denco US supplier listing: Liftmaster Belt Drive Gear & Sprocket Assembly (New Style)Product h1 · checked 2026-09-12 · Denco Source limitation: The source names five belt-drive models. New style is a variant label, with no stated replacement relationship to the old-style assembly. View source and citation details Denco US supplier listing: Liftmaster Belt Drive Gear & Sprocket Assembly (New Style)Product h1, supplier SKU and Description review · checked 2026-09-12 · Denco Read LO 41A4885-5’s pairing status and source conditions →

A specification absent from one reference is not established by the other. Keep the exact identifier, configuration and cited revision when comparing.

Documented fitment & exclusions

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Source statements and their exact conditions. Use the checker below to compare equipment or a component.
Equipment or component / relationship	Evidence and conditions
1270 Documented compatibility From Denco catalog LO 41A4885-2 to 1270.	Conditional Denco associates supplier SKU LO 41A4885-2 with exact model 1270. Denco's US supplier listing; exact product market/revision applicability is not established; confirm installed equipment. Read the shared source conditions below
1280 Documented compatibility From Denco catalog LO 41A4885-2 to 1280.	Conditional Denco associates supplier SKU LO 41A4885-2 with exact model 1280. Denco's US supplier listing; exact product market/revision applicability is not established; confirm installed equipment. Read the shared source conditions below
1280R Documented compatibility From Denco catalog LO 41A4885-2 to 1280R.	Conditional Denco associates supplier SKU LO 41A4885-2 with exact model 1280R. Denco's US supplier listing; exact product market/revision applicability is not established; confirm installed equipment. Read the shared source conditions below

Conditions for the listed pairings

Additional source conditions or an adapter must be checked before confirming compatibility.

Details still needed

drive-type
source conditions

An unanswered condition keeps the result conditional or unverified.

Applies only within this source scope

Market: US
Model scope: 1270, 1280, 1280R
drive-type: belt
Denco's US supplier listing; exact product market/revision applicability is not established; confirm installed equipment.
Direct model association stated in the supplier description; this is supplier evidence.
The source names 1270, 1280 and 1280R. Old style is a supplier variant label; no successor is identified.
Source variant label: Supplier label: old style.

Denco US supplier listing: Liftmaster Belt Drive Gear & Sprocket Assembly (Old Style)Description list item 1 · checked 2026-09-12 · Denco

Direct replacement paths

No direct successor for LO 41A4885-2 is verified in this reference.

A direct replacement statement does not establish reverse interchangeability, a kit equivalent or a later replacement chain.

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Sources & scope

Denco US supplier listing: Liftmaster Belt Drive Gear & Sprocket Assembly (Old Style)Denco · US · checked 2026-09-12

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