diff --git a/sys/dev/ath/ath_hal/ah_devid.h b/sys/dev/ath/ath_hal/ah_devid.h
index 38e187b81795..a580700271ab 100644
--- a/sys/dev/ath/ath_hal/ah_devid.h
+++ b/sys/dev/ath/ath_hal/ah_devid.h
@@ -78,6 +78,7 @@
 #define AR9280_DEVID_PCI	0x0029          /* AR9280 PCI Merlin */
 #define AR9280_DEVID_PCIE	0x002a          /* AR9280 PCI-E Merlin */
 #define AR9285_DEVID_PCIE	0x002b          /* AR9285 PCI-E Kite */
+#define	AR2427_DEVID_PCIE	0x002c		/* AR2427 PCI-E w/ 802.11n bonded out */
 
 #define	AR_SUBVENDOR_ID_NOG	0x0e11		/* No 11G subvendor ID */
 #define AR_SUBVENDOR_ID_NEW_A	0x7065		/* Update device to new RD */
diff --git a/sys/dev/ath/ath_hal/ar9002/ar9285_attach.c b/sys/dev/ath/ath_hal/ar9002/ar9285_attach.c
index 2b85a7a00143..79e562a5bff9 100644
--- a/sys/dev/ath/ath_hal/ar9002/ar9285_attach.c
+++ b/sys/dev/ath/ath_hal/ar9002/ar9285_attach.c
@@ -244,6 +244,10 @@ ar9285Attach(uint16_t devid, HAL_SOFTC sc,
 		goto bad;
 	}
 
+	/* Disable 11n for the AR2427 */
+	if (devid == AR2427_DEVID_PCIE)
+		AH_PRIVATE(ah)->ah_caps.halHTSupport = AH_FALSE;
+
 	ecode = ath_hal_eepromGet(ah, AR_EEP_MACADDR, ahp->ah_macaddr);
 	if (ecode != HAL_OK) {
 		HALDEBUG(ah, HAL_DEBUG_ANY,
@@ -403,6 +407,9 @@ ar9285Probe(uint16_t vendorid, uint16_t devid)
 {
 	if (vendorid == ATHEROS_VENDOR_ID && devid == AR9285_DEVID_PCIE)
 		return "Atheros 9285";
+	if (vendorid == ATHEROS_VENDOR_ID && (devid == AR2427_DEVID_PCIE))
+		return "Atheros 2427";
+
 	return AH_NULL;
 }
 AH_CHIP(AR9285, ar9285Probe, ar9285Attach);