Model 91 Parts

The Model 91 catalytic is the most popular selling wood stove.  Used as a masonry fireplace insert, or freestanding, this unit easily accepts 21″ logs and heats up to 3200 square feet with an astonishing 10,400-62,745 BTUs per hour. Features include a factory-installed blower, high-efficiency heat exchange, ash removal tray, and oversized glass door with air wash system. Side windows come in standard black. Gold and Pewter side windows can be purchased separately.

We offer the full line of OEM replacement parts currently available for Buck Model 91 wood stoves. 

We may have some discontinued parts still in stock, as well as aftermarket options. If you cannot find the part you are looking for please call, e-mail or fill out our Parts Request Form and we will be happy to assist you

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  • Buck 91 Catalyst Mixing Wire (PS-910015)
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    Buck 91 Catalyst Mixing Wire (PS-910015)

    Replacement catalyst mixing wire for Buck wood stoves. Fits the following models: Buck Wood Stoves: Model 91 Buck part # PS-910015 OEM Buck part May fit other models, please check your owner's manual for part number compatibility.
    $16.50
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  • Buck Bay/Side Window Glass (PG-27BSGL)
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    Buck Bay/Side Window Glass (PG-27BSGL)

    Replacement bay/side window glass for Buck wood stoves. Glass measures 11-3/8" x 3-3/4". Fits the following models: NOTE: This is the bay / side glass for windows and not for the regular door. Make sure to measure your current glass. Buck Wood...
    $35.00
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  • Buck Ash Dump - Pre 1998 (PC-BC467) Buck Ash Dump - Pre 1998 (PC-BC467)
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    Buck Ash Dump - Pre 1998 (PC-BC467)

    Replacement ash dump for Buck wood stoves. This part measures 9-1/2" long x 5-7/16" wide x 15-16" deep. Fits the following models: NOTE: Ash dump lid cannot be repaired in field for units made after 1998 Buck Wood Stoves: Model 20 - before...
    $47.00
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  • Buck 91 8" Cast Collar (MA-8CHIMCNB) Buck 91 8" Cast Collar (MA-8CHIMCNB)
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    Buck 91 8" Cast Collar (MA-8CHIMCNB)

    Replacement 8" cast iron collar for Buck wood stoves. Fits the following models: Brunco Wood Stoves: 91 Buck part # MA-8CHIMCNB Replaces old part number 1A5110OEM Buck part May fit other models, please check your owner's manual for part number...
    $117.00
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  • Buck 5/16" Hinge Pin (PO-516HINGE) Buck 5/16" Hinge Pin (PO-516HINGE)
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    Buck 5/16" Hinge Pin (PO-516HINGE)

    Replacement 5/16" adjustable hinge pin for Buck wood stoves. Fits the following models:  Buck Wood Stoves: Model 18 Model 20 Model 21 Model 26 Model 51 Model 80 Model 81 Model 91 Model FS21 Buck part # PO-516HINGEOEM Buck...
    $10.00
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  • Buck Rheostat Knob (PE-BC204A)
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    Buck Rheostat Knob (PE-BC204A)

    Replacement rheostat knob for Buck gas and wood stoves. Fits the following models:Buck Wood Stoves: All Buck Woodstoves Buck Gas Fireplaces:  Buck BR10 Buck 19 Buck DV23ZC Buck 25 Buck 30 Buck 32 Buck 34 Buck 36 Buck 40 Buck...
    $8.00
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  • Buck Queen Anne Style Leg Set (FA-FS2191) Buck Queen Anne Style Leg Set (FA-FS2191)
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    Buck Queen Anne Style Leg Set (FA-FS2191)

    Replacement set of regular size Queen Anne style legs for Buck wood stoves and vent-free gas free-standing fireplaces. Fits the following models:Buck Wood Stoves: Model 18 Bay Series Model 21 Non-Catalytic Model 21 Traditional Series Model 24 Coal...
    $213.07
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  • Buck Damper Rod Spring - Black (PO-BC290B)
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    Buck Damper Rod Spring - Black (PO-BC290B)

    Replacement black damper rod spring handle for Buck wood stoves. Fits the following models: Buck Wood Stoves: Model 20 Model 24 Model 80 Model 91 Buck part # PO-BC290BOEM Buck part May fit other models, please check your owner's manual...
    $10.00
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  • Buck Model 91 Surround Kit (PA-FP91) Buck Model 91 Surround Kit (PA-FP91)
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    Buck Model 91 Surround Kit (PA-FP91)

    Replacement surround kit for the Buck wood stoves. Fits the following models: Buck Wood Stoves: Model 91 Buck part # PA-FP91OEM Buck part May fit other models, please check your owner’s manual for part number compatibility.
    $230.70
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Why Choose Us for Your Stove Parts?

We stock both OEM and aftermarket parts to give you the best of both worlds — quality where it matters and savings where it counts.

Most competitors only carry popular aftermarket parts like blowers and igniters. We go beyond that — offering full system support, including air tubes, baffle panels, trim pieces, fasteners, and other hard-to-find components. Whether you're repairing a minor issue or rebuilding your stove from the ground up, we've got every part — not just the easy ones.