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LiftMaster / Part reference

LiftMaster G1708: eight-foot chain-drive rail and listed opener scope

Identify the one-piece G1708 rail described by GAS Hardware for eight-foot-high doors and compare its five explicitly listed opener models.

US source scopeUpdated 2026-09-13Independent Anderson reference

Match the whole number.

Manufacturer identifier: G1708. Keep every character when comparing it with your label or paperwork. A similar number does not establish the same component.

Values apply to the exact identifier and scope in the cited source.
Supplier identificationGAS Hardware identifies the component as LiftMaster G1708 and separately prints LIF-G1708 in its description heading.
View source and citation details
Rail and door-height scopeThe supplier describes a one-piece chain-drive trolley rail assembly for eight-foot-high doors. Its description gives eight feet (2.4 m); these are source-stated dimensions, not an installed measurement.
View source and citation details
Explicit opener listGAS Hardware lists 84602, 8365W-267, 2420L, 2220L and 81602. This list does not establish applicability to other opener models.
View source and citation details
Other printed designationsThe supplier also lists MR1708LM, MR1708AC, 1708PL, 1708LM, 012381170883 and 1708AC. These remain supplier-reported designations; manufacturer equivalence is not independently verified.
View source and citation details
Before selecting a railThe source requires checking the specific opener manual for rail-kit applicability. Confirm the full opener number, eight-foot door-height configuration and installed drive before choosing a rail.
View source and citation details

Documented fitment & exclusions

Read the exact equipment or component, market, production and variant limits in every row. An omitted pairing has not been verified by this reference.

Source statements and their exact conditions. Use the checker below to compare equipment or a component.
Equipment or component / relationshipEvidence and conditions
2220L

Documented compatibility

From G1708 to 2220L.

Conditional

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

Details still needed
  • door-height-ft
  • drive-type
  • source conditions

Use the exact label and the source scope below. An unanswered condition keeps this result conditional or unverified.

GAS Hardware lists G1708 for 2220L in the stated eight-foot chain-drive rail configuration.

Applies only within this source scope
  • Market: US
  • door-height-ft: 8
  • drive-type: chain
  • GAS Hardware supplier assertion for the exact listed opener number; check its specific manual for rail-kit applicability before selecting equipment.
  • Eight-foot-high-door configuration only. The list does not establish reverse, transitive or family-wide fitment.
2420L

Documented compatibility

From G1708 to 2420L.

Conditional

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

Details still needed
  • door-height-ft
  • drive-type
  • source conditions

Use the exact label and the source scope below. An unanswered condition keeps this result conditional or unverified.

GAS Hardware lists G1708 for 2420L in the stated eight-foot chain-drive rail configuration.

Applies only within this source scope
  • Market: US
  • door-height-ft: 8
  • drive-type: chain
  • GAS Hardware supplier assertion for the exact listed opener number; check its specific manual for rail-kit applicability before selecting equipment.
  • Eight-foot-high-door configuration only. The list does not establish reverse, transitive or family-wide fitment.
81602

Documented compatibility

From G1708 to 81602.

Conditional

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

Details still needed
  • door-height-ft
  • drive-type
  • source conditions

Use the exact label and the source scope below. An unanswered condition keeps this result conditional or unverified.

GAS Hardware lists G1708 for 81602 in the stated eight-foot chain-drive rail configuration.

Applies only within this source scope
  • Market: US
  • door-height-ft: 8
  • drive-type: chain
  • GAS Hardware supplier assertion for the exact listed opener number; check its specific manual for rail-kit applicability before selecting equipment.
  • Eight-foot-high-door configuration only. The list does not establish reverse, transitive or family-wide fitment.
8365W-267

Documented compatibility

From G1708 to 8365W-267.

Conditional

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

Details still needed
  • door-height-ft
  • drive-type
  • source conditions

Use the exact label and the source scope below. An unanswered condition keeps this result conditional or unverified.

GAS Hardware lists G1708 for 8365W-267 in the stated eight-foot chain-drive rail configuration.

Applies only within this source scope
  • Market: US
  • door-height-ft: 8
  • drive-type: chain
  • GAS Hardware supplier assertion for the exact listed opener number; check its specific manual for rail-kit applicability before selecting equipment.
  • Eight-foot-high-door configuration only. The list does not establish reverse, transitive or family-wide fitment.
84602

Documented compatibility

From G1708 to 84602.

Conditional

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

Details still needed
  • door-height-ft
  • drive-type
  • source conditions

Use the exact label and the source scope below. An unanswered condition keeps this result conditional or unverified.

GAS Hardware lists G1708 for 84602 in the stated eight-foot chain-drive rail configuration.

Applies only within this source scope
  • Market: US
  • door-height-ft: 8
  • drive-type: chain
  • GAS Hardware supplier assertion for the exact listed opener number; check its specific manual for rail-kit applicability before selecting equipment.
  • Eight-foot-high-door configuration only. The list does not establish reverse, transitive or family-wide fitment.

Direct replacement paths

No direct successor for G1708 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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Check a part or accessory pairing

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Selected: G1708 · Read its reference. Selection identifies a record; it does not confirm fitment.

Choose the equipment or accessory brand separately from the component brand. A missing identifier is unverified. Use the model library to identify your equipment and its source documents.

An accessory pairing, including a receiver or wall console, applies only to the exact listed pair and source conditions. It does not establish suitability for your installed opener or compatibility through another device.

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Use the production date on the label or records, not the purchase date. Leave blank if unknown.

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Recall references

No recall reference is included for this identifier in the published dataset. This is not a safety clearance or proof that no recall exists.

Sources & scope

  1. GAS Hardware G1708 rail listingGAS Hardware · US · checked 2026-09-13

Anderson prepared this reference from the listed evidence. Source statements are not an Anderson installation inspection or independent product test. Official documents stay on their publisher’s website.

Related equipment guides

Confirm a missing detail

Use LiftMaster official support and match the complete part number, equipment model and production details with the source scope.

Use safely accessible labels and existing paperwork. Do not remove powered covers or adjust springs or cables to identify a component.

Need help with an opener or control problem?

Garage Door Opener Repair: what an inspection or installation involves →

Share the equipment label and symptom. Availability is confirmed for the exact service address before scheduling. This reference does not establish a fault, part fitment, or repair availability for a particular model.

This is an independent Anderson reference. Manufacturer names identify the equipment and do not imply affiliation or authorized-dealer status.

A reference listing does not establish current stock, a price, eligibility for manufacturer support or that a component is faulty.

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  1. 1 The problem
  2. 2 Your location
  3. 3 Contact details

Your request is sent to Anderson. Appointment timing and any visit charge are confirmed with you.

What do you need help with?

Selected service: Opener repair. You can change this. Reason: Reference: LiftMaster G1708: eight-foot chain-drive rail and listed opener scope.

If the door is crooked or partly open, keep clear. Do not adjust springs or cables yourself.

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