Peavey LOW RIDER 18

18" · 8 Ω · 800 W · 93.7 dB

Thiele-Small parameters

Nominal size	18"
Impedance	8 Ω
Fs	28.9 Hz
Qts	0.429
Qes	0.45
Qms	9.07
Vas	288 L
Sd	1340 cm²
Xmax	9.6 mm
Re	6.15 Ω
Bl	22.17 T·m
Mms	198.2 g
Pe	800 W
Sensitivity	93.7 dB

Alignment hint

EBP	64 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 167.8 L

EBP 50-100: works in either a sealed or ported alignment.

Rules of thumb from T/S parameters only. Verify against a real simulation before cutting wood.

Substitute candidates

Driver	Fs (Hz)	Qts	Vas (L)	Xmax (mm)	Sens (dB)	Fit	Notes	Compare
P.Audio E-18ELF	30 +1.1	0.44 +0.01	263.57 -24.43	7.5 -2.1	93.6 -0.1	close	Xmax 7.5 mm < 9.6 mm: lower excursion-limited SPL	+
Dayton Audio APOLLO 18F	32 +3.1	0.401 -0.03	287.7 -0.3	10.6 +1	96.4 +2.7	close		+
Beyma 18G550 (prodance)	29.5 +0.6	0.382 -0.05	291 +3	9 -0.6	96.7 +3	close	Xmax 9 mm < 9.6 mm: lower excursion-limited SPL	+
SB Audience ROSSO-18SW650	31 +2.1	0.418 -0.01	304.3 +16.3	9 -0.6	97.2 +3.5	close	Xmax 9 mm < 9.6 mm: lower excursion-limited SPL	+
Beyma 18PWB1000/FE	31 +2.1	0.426 =	220 -68	9.6 =	94.9 +1.2	close		+
AER SB 18	26 -2.9	0.383 -0.05	288 =	8.3 -1.3	94.5 +0.8	close	500 W vs 800 W: lower power handling · Xmax 8.3 mm < 9.6 mm: lower excursion-limited SPL	+
Magnat AGRESSOR 5000	24 -4.9	0.431 =	324 +36	10.6 +1	95.3 +1.6	close	4 Ω vs 8 Ω: amp load changes	+
Sica 18 PFS 4	28.7 -0.2	0.37 -0.06	245.9 -42.1	9.5 -0.1	95.1 +1.4	close	Xmax 9.5 mm < 9.6 mm: lower excursion-limited SPL	+
Beyma 18PWB1000/FE v2016	27 -1.9	0.381 -0.05	317 +29	11.7 +2.1	95.2 +1.5	close		+
McCauley 6152-8	30 +1.1	0.434 +0.01	354 +66	12 +2.4	97.1 +3.4	close		+

Compare the closest 3 against the LOW RIDER 18 →

Ranked on parameter similarity only (Qts, Fs, Vas, Xmax, sensitivity). Same nominal size required. A hint, not a simulation, model the swap before cutting or buying.

Used in enclosures (0)

No enclosure in the catalog uses this driver yet.