About this product
The Summerset IR-BACKBRN-SS is the rear infrared (IR) back burner for Summerset TRL Pro and Sizzler Pro grills, TRLPRO32, TRLPRO40, SZRPRO32 and SZRPRO40. It mounts at the back of the firebox and gives the radiant heat for rotisserie cooking. Summerset rates the rear burner on these grills at 15,000 BTU.
At a glance
- 15,000 BTU: Rear burner, per the manuals
- TRL Pro and Sizzler Pro: 32" and 40" models
- 1 per grill: Rear rotisserie burner
- IR-BACKBRN-SS: Match to your old burner
Details
Part number IR-BACKBRN-SS Part IR back burner (rear rotisserie burner) Fits Summerset TRLPRO32, TRLPRO40, SZRPRO32 and SZRPRO40 Rating 15,000 BTU rear burner (TRL Pro and Sizzler Pro manuals) Used per grill 1 Summerset manual number Both manuals list the IR back burner as 11999 Related parts Flex tube 11866 (TRL Pro) or 11884 (Sizzler Pro), electrode 11814, electrode cover 11815, each sold separately Brand SummersetService with the gas off and the grill cool. Turn off the gas supply and let the grill cool fully before you open up the firebox. Gas line and burner work is best done by a licensed gas professional, to the manual and local codes, with every connection leak tested before the grill is lit.
Questions people ask us
Which grills does it fit?
It is listed for the TRL Pro 32" and 40" (TRLPRO32, TRLPRO40) and the Sizzler Pro 32" and 40" (SZRPRO32, SZRPRO40). Each grill uses one.
My manual shows part 11999. Is this the same burner?
The current TRL Pro and Sizzler Pro manuals list the IR back burner as 11999. Send us your model and serial and we will confirm this part matches before you order.
What about a pre-2025 Sizzler Pro (SIZPRO)?
Summerset's 2019 Sizzler Pro manual lists IR-BACKBRN-SIZ32 and IR-BACKBRN-SIZ40 for those grills, so check with us before ordering for a SIZPRO model.
Is the igniter or flex tube included?
No. The electrode, its cover and wire, and the flex tube are separate parts in the Summerset parts lists.
Not sure which back burner you need?
Send us the model and serial number from the rating plate and we will check it. Ask us here.
Description supplied by Aqua Terra Backyard through its current Shopify listing. Product, performance, and health claims are the seller’s and have not been independently verified by StorkScout.






